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Finding the Fourth Proportional to 502,327.68, 752,754.24 and 252,666.24

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Solution

The fourth proportional to 502,327.68, 752,754.24 and 252,666.24 is: 378,628.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,327.68 : 752,754.24 = 252,666.24 : x
  2. Step 2: Convert to fraction form
    502,327.68/752,754.24 = 252,666.24/x
  3. Step 3: Cross multiply
    502,327.68x = 752,754.24 × 252,666.24
  4. Step 4: Simplify right side
    502,327.68x = 190,195,583,464.86
  5. Step 5: Solve for x
    x = 190,195,583,464.86/502,327.68
  6. Step 6: Final answer
    x = 378,628.51

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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.