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: [212.905, -37.951, -29.469, 81.879, -82.962]
Example Output: [ 1.474 -0.263 -0.204  0.567 -0.575]

Example Input: [209.662, -62.115, 211.718, 29.872, -8.33, 158.467, 248.409, 126.24, 118.414]
Example Output: [ 0.203 -0.06   0.205  0.029 -0.008  0.154  0.241  0.122  0.115]

Example Input: [-65.574, 50.946, 74.838, -59.14, 0.448, -43.727, 20.718, -36.178]
Example Output:
[ 1.137 -0.883 -1.298  1.026 -0.008  0.758 -0.359  0.627]