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: [106.3, -50.849, 9.02, -35.539, -72.426]
Example Output: [-2.444  1.169 -0.207  0.817  1.665]

Example Input: [1.805, -60.45, 43.643, -2.569, 163.214]
Example Output: [ 0.012 -0.415  0.3   -0.018  1.121]

Example Input: [67.068, 4.643, -67.279]
Example Output:
[ 15.133   1.048 -15.18 ]