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.

Example Input: [86.109, 86.13, 146.507, 99.602]
Example Output: [0.206 0.206 0.35  0.238]

Example Input: [242.579, 120.747]
Example Output: [0.668 0.332]

Example Input: [-35.724, -73.267, -17.59, 87.864, 81.634, -73.418, 169.385, 186.38, 246.917]
Example Output:
[-0.062 -0.128 -0.031  0.154  0.143 -0.128  0.296  0.326  0.432]