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Finding the Fourth Proportional to 502,344.62, 693,232.80 and 272,900.07

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Solution

The fourth proportional to 502,344.62, 693,232.80 and 272,900.07 is: 376,600.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,344.62 : 693,232.80 = 272,900.07 : x
  2. Step 2: Convert to fraction form
    502,344.62/693,232.80 = 272,900.07/x
  3. Step 3: Cross multiply
    502,344.62x = 693,232.80 × 272,900.07
  4. Step 4: Simplify right side
    502,344.62x = 189,183,278,622.92
  5. Step 5: Solve for x
    x = 189,183,278,622.92/502,344.62
  6. Step 6: Final answer
    x = 376,600.59

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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.