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Finding the Fourth Proportional to 267,234.87, 368,784.21 and 146,378.17

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Solution

The fourth proportional to 267,234.87, 368,784.21 and 146,378.17 is: 202,001.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,234.87 : 368,784.21 = 146,378.17 : x
  2. Step 2: Convert to fraction form
    267,234.87/368,784.21 = 146,378.17/x
  3. Step 3: Cross multiply
    267,234.87x = 368,784.21 × 146,378.17
  4. Step 4: Simplify right side
    267,234.87x = 53,981,957,784.70
  5. Step 5: Solve for x
    x = 53,981,957,784.70/267,234.87
  6. Step 6: Final answer
    x = 202,001.92

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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.