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Finding the Fourth Proportional to 523,568.67, 784,626.42 and 238,562.70

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Solution

The fourth proportional to 523,568.67, 784,626.42 and 238,562.70 is: 357,512.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,568.67 : 784,626.42 = 238,562.70 : x
  2. Step 2: Convert to fraction form
    523,568.67/784,626.42 = 238,562.70/x
  3. Step 3: Cross multiply
    523,568.67x = 784,626.42 × 238,562.70
  4. Step 4: Simplify right side
    523,568.67x = 187,182,597,246.53
  5. Step 5: Solve for x
    x = 187,182,597,246.53/523,568.67
  6. Step 6: Final answer
    x = 357,512.98

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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.