Step 1:
The first step to converting 494220.4306644 to a fraction is to re-write 494220.4306644 in the form p/q where p and q are both positive integers. To start with, 494220.4306644 can be written as simply 494220.4306644/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 494220.4306644, which in this case is 7. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 494220.4306644/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 494220.4306644/1 each by 10000000:
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 494220.4306644 as a fraction:
494220/1 / 1