In this task, you will be given a list of numbers. The goal is to divide all the numbers in the list by a constant such that the sum of the resulting list is 1. The output should be rounded to 3 decimals.
Q: [61.731, 217.063, -80.856, -74.674, 247.394]
A: 
[ 0.167  0.586 -0.218 -0.201  0.667]