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Finding the Fourth Proportional to 616,254.30, 924,381.45 and 413,300.70

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Solution

The fourth proportional to 616,254.30, 924,381.45 and 413,300.70 is: 619,951.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,254.30 : 924,381.45 = 413,300.70 : x
  2. Step 2: Convert to fraction form
    616,254.30/924,381.45 = 413,300.70/x
  3. Step 3: Cross multiply
    616,254.30x = 924,381.45 × 413,300.70
  4. Step 4: Simplify right side
    616,254.30x = 382,047,500,352.02
  5. Step 5: Solve for x
    x = 382,047,500,352.02/616,254.30
  6. Step 6: Final answer
    x = 619,951.05

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.