Instructions: 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.
Input: [79.672, -33.557, 217.431, 108.337, 158.562, -31.977]
Output:
[ 0.16  -0.067  0.436  0.217  0.318 -0.064]