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Finding the Fourth Proportional to 373,932, 516,028.68 and 204,168.24

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Solution

The fourth proportional to 373,932, 516,028.68 and 204,168.24 is: 281,753.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,932 : 516,028.68 = 204,168.24 : x
  2. Step 2: Convert to fraction form
    373,932/516,028.68 = 204,168.24/x
  3. Step 3: Cross multiply
    373,932x = 516,028.68 × 204,168.24
  4. Step 4: Simplify right side
    373,932x = 105,356,667,385.12
  5. Step 5: Solve for x
    x = 105,356,667,385.12/373,932
  6. Step 6: Final answer
    x = 281,753.55

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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.