Finding the Fourth Proportional to 413,251.44, 619,795.46 and 113,654.68
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Solution
The fourth proportional to 413,251.44, 619,795.46 and 113,654.68 is: 170,459.55
Step by Step Solution
- Step 1: Write the proportion equation
413,251.44 : 619,795.46 = 113,654.68 : x - Step 2: Convert to fraction form
413,251.44/619,795.46 = 113,654.68/x - Step 3: Cross multiply
413,251.44x = 619,795.46 × 113,654.68 - Step 4: Simplify right side
413,251.44x = 70,442,654,671.75 - Step 5: Solve for x
x = 70,442,654,671.75/413,251.44 - Step 6: Final answer
x = 170,459.55
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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.