Sentence:  Determine for each State ( except the Virgin Islands , Guam and Puerto Rico , and , prior to 1962 , Alaska and Hawaii ) that percentage which bears the same <WSD>ratio</WSD> to 50 % as the particular State 's average per capita income bears to the average per capita income of the U. S. . 
Meaning of the word marked with <WSD> tags:  the relative magnitudes of two quantities (usually expressed as a quotient)