Twice the distance of Ricciana's jump is 4 x 2 = <<4*2=8>>8 feet.
So, Margarita jumped 8 - 1 = <<8-1=7>>7 feet.
Margarita ran and jumped for 18 + 7 = <<18+7=25>>25 feet in all.
So, Margarita ran and jumped 25 - 24 = <<25-24=1>>1 foott more than Ricciana.
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