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Finding the Fourth Proportional to 534,464.20, 801,825.90 and 377,000.20

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Solution

The fourth proportional to 534,464.20, 801,825.90 and 377,000.20 is: 565,591.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,464.20 : 801,825.90 = 377,000.20 : x
  2. Step 2: Convert to fraction form
    534,464.20/801,825.90 = 377,000.20/x
  3. Step 3: Cross multiply
    534,464.20x = 801,825.90 × 377,000.20
  4. Step 4: Simplify right side
    534,464.20x = 302,288,524,665.18
  5. Step 5: Solve for x
    x = 302,288,524,665.18/534,464.20
  6. Step 6: Final answer
    x = 565,591.72

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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.