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: [28.82, -37.0, 128.108]
Example Output: [ 0.24  -0.309  1.068]

Example Input: [216.899, 45.022, -41.518, -74.703, 211.092, 222.948, 141.612]
Example Output: [ 0.301  0.062 -0.058 -0.104  0.293  0.309  0.196]

Example Input: [52.904, 151.382, -93.425, 90.572, -58.467, -83.903]
Example Output:
[ 0.896  2.563 -1.582  1.533 -0.99  -1.421]