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: [216.424, 156.654, -71.054, 170.474, 47.55, -14.294, -42.849]
Example Output: [ 0.468  0.338 -0.153  0.368  0.103 -0.031 -0.093]

Example Input: [-97.195, 72.11, 249.886, 154.489, -91.851, -38.023, 180.404]
Example Output: [-0.226  0.168  0.581  0.359 -0.214 -0.088  0.42 ]

Example Input: [42.622, 46.227, 132.996, 100.958, -81.911, 105.984, 122.811, 140.438]
Example Output:
[ 0.07   0.076  0.218  0.165 -0.134  0.174  0.201  0.23 ]

