XXVII,CXXV,CCCXLIII,DCCXXIX, ??
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Given :
XXVII,CXXV,CCCXLIII,DCCXXIX, ??
To Find :
The next roman numeral
Solution :
First, find the logic behind the given Roman numerals:
XXVII = 10 + 10 + 5 + 1 + 1 = 27 = 3³
CXXV = 100 + 10 + 10 + 5 = 125 = 5³
CCCXLIII = 100 + 100 + 100 + 40 + 1 + 1 + 1 = 343 = 7³
DCCXXIX = 500 + 100 + 100 + 10 + 10 + 9 = 729 = 9³
We can see the given roman numerals are 3³, 5³, 7³ and 9³ hence next number will be 11³ = 1331
1331 = 1000 + 100 + 100 + 100 + 10 + 10 + 10 + 1
1331 = MCCCXXXI
Hence, next Roman numeral in the given sequence will be MCCCXXXI
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