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Finding the Fourth Proportional to 484,000.92, 667,937.50 and 266,218.81

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Solution

The fourth proportional to 484,000.92, 667,937.50 and 266,218.81 is: 367,390.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,000.92 : 667,937.50 = 266,218.81 : x
  2. Step 2: Convert to fraction form
    484,000.92/667,937.50 = 266,218.81/x
  3. Step 3: Cross multiply
    484,000.92x = 667,937.50 × 266,218.81
  4. Step 4: Simplify right side
    484,000.92x = 177,817,526,404.38
  5. Step 5: Solve for x
    x = 177,817,526,404.38/484,000.92
  6. Step 6: Final answer
    x = 367,390.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.