Step 1:
The first step to converting 685508.1783376 to a fraction is to re-write 685508.1783376 in the form p/q where p and q are both positive integers. To start with, 685508.1783376 can be written as simply 685508.1783376/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 685508.1783376, which in this case is 7. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 685508.1783376/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 685508.1783376/1 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 685508.1783376 as a fraction:
685508/1 / 1