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

Example Input: [246.183, 41.271, 148.968]
Example Output: [0.564 0.095 0.341]

Example Input: [-37.074, 157.795, 16.249, -8.864, 117.002]
Example Output:
[-0.151  0.644  0.066 -0.036  0.477]