There are 2 repeating digits so multiply it by 10², subtract the original number, divide by 10² - 1 and simplify the fraction:
0.1949494... = (19.4949494... - 0.1949494...)/99
= 19.3/99
= 193/990
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As a fraction it is 193/990 = .1'94' repeating '94'
94/33
193/990
193/990
It is 193/990.