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Select the correct option that will complete the series.
7, 25, 79, 241, _____
$$7\times3+4 = 21+4 = 25$$
$$25\times3+4 = 75+4 = 79$$
$$79\times3+4 = 237+4 = 241$$
$$241\times3+4 = 723+4 = 727$$
Hence 727 will come in place of blank.
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