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Finding the Fourth Proportional to 367,207.20, 550,092.72 and 253,337.40

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Solution

The fourth proportional to 367,207.20, 550,092.72 and 253,337.40 is: 379,510.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,207.20 : 550,092.72 = 253,337.40 : x
  2. Step 2: Convert to fraction form
    367,207.20/550,092.72 = 253,337.40/x
  3. Step 3: Cross multiply
    367,207.20x = 550,092.72 × 253,337.40
  4. Step 4: Simplify right side
    367,207.20x = 139,359,059,443.73
  5. Step 5: Solve for x
    x = 139,359,059,443.73/367,207.20
  6. Step 6: Final answer
    x = 379,510.69

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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.