Step 1:
The first step to converting 406670.7702506 to a fraction is to re-write 406670.7702506 in the form p/q where p and q are both positive integers. To start with, 406670.7702506 can be written as simply 406670.7702506/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 406670.7702506, which in this case is 7. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 406670.7702506/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 406670.7702506/1 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 406670.7702506 as a fraction:
406671/1 / 1