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Finding the Fourth Proportional to 250,299.87, 375,532.85 and 100,463.03

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Solution

The fourth proportional to 250,299.87, 375,532.85 and 100,463.03 is: 150,727.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,299.87 : 375,532.85 = 100,463.03 : x
  2. Step 2: Convert to fraction form
    250,299.87/375,532.85 = 100,463.03/x
  3. Step 3: Cross multiply
    250,299.87x = 375,532.85 × 100,463.03
  4. Step 4: Simplify right side
    250,299.87x = 37,727,169,163.27
  5. Step 5: Solve for x
    x = 37,727,169,163.27/250,299.87
  6. Step 6: Final answer
    x = 150,727.88

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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.