Step 1:
The first step to converting 630602.68408245 to a fraction is to re-write 630602.68408245 in the form p/q where p and q are both positive integers. To start with, 630602.68408245 can be written as simply 630602.68408245/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 630602.68408245, which in this case is 8. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 630602.68408245/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 630602.68408245/1 each by 100000000:
Step 3:
Now the last step is to simplify the fraction (if possible) by finding similar factors and cancelling them out, which leads to the following answer for 630602.68408245 as a fraction:
630603/1 / 1