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: [122.621, 54.698, 245.719, 147.453, 49.487, -4.205, 248.575]
Example Output: [ 0.142  0.063  0.284  0.171  0.057 -0.005  0.288]

Example Input: [228.711, 65.409, 196.92, -77.355, 201.953, 116.793, -69.059, 234.881]
Example Output: [ 0.255  0.073  0.219 -0.086  0.225  0.13  -0.077  0.261]

Example Input: [242.405, -55.48, -75.728, 206.385, 147.492, 222.03]
Example Output:
[ 0.353 -0.081 -0.11   0.3    0.215  0.323]