Finding the Fourth Proportional to 927,113.94, 1,391,255.93 and 394,634.12
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Solution
The fourth proportional to 927,113.94, 1,391,255.93 and 394,634.12 is: 592,200.19
Step by Step Solution
- Step 1: Write the proportion equation
927,113.94 : 1,391,255.93 = 394,634.12 : x - Step 2: Convert to fraction form
927,113.94/1,391,255.93 = 394,634.12/x - Step 3: Cross multiply
927,113.94x = 1,391,255.93 × 394,634.12 - Step 4: Simplify right side
927,113.94x = 549,037,053,660.64 - Step 5: Solve for x
x = 549,037,053,660.64/927,113.94 - Step 6: Final answer
x = 592,200.19
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.