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: [121.476, 242.811, 19.555, 237.992]
Example Output: [0.195 0.39  0.031 0.383]

Example Input: [214.567, 164.667, 155.245, -60.051, 98.123]
Example Output: [ 0.375  0.288  0.271 -0.105  0.171]

Example Input: [-52.398, 73.145, -57.086, 79.147, -50.635, 26.425, 173.059, -26.155, 34.019]
Example Output:
[-0.263  0.367 -0.286  0.397 -0.254  0.132  0.867 -0.131  0.171]