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Finding the Fourth Proportional to 202,747.76, 304,102.20 and 62,468.72

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Solution

The fourth proportional to 202,747.76, 304,102.20 and 62,468.72 is: 93,697.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,747.76 : 304,102.20 = 62,468.72 : x
  2. Step 2: Convert to fraction form
    202,747.76/304,102.20 = 62,468.72/x
  3. Step 3: Cross multiply
    202,747.76x = 304,102.20 × 62,468.72
  4. Step 4: Simplify right side
    202,747.76x = 18,996,875,183.18
  5. Step 5: Solve for x
    x = 18,996,875,183.18/202,747.76
  6. Step 6: Final answer
    x = 93,697.09

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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.