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: [33.164, -85.364, -1.016, 189.358, 121.052, -57.865, -91.84]
Example Output: [ 0.309 -0.794 -0.009  1.762  1.126 -0.538 -0.854]

Example Input: [123.275, 156.341, 242.486]
Example Output: [0.236 0.299 0.464]

Example Input: [-11.721, 32.52, -4.507, 149.089, -98.127, 218.139, -17.731, 231.443, -20.702]
Example Output:
[-0.025  0.068 -0.009  0.312 -0.205  0.456 -0.037  0.484 -0.043]