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Finding the Third Proportional to 47,424 and 102,198

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Solution

The third proportional to 47,424 and 102,198 is: 220,235.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,424 : 102,198 = 102,198 : x
  2. Step 2: Convert to fraction form
    47,424/102,198 = 102,198/x
  3. Step 3: Cross multiply
    47,424x = 102,198 × 102,198
  4. Step 4: Simplify right side
    47,424x = 10,444,431,204
  5. Step 5: Solve for x
    x = 10,444,431,204/47,424
  6. Step 6: Final answer
    x = 220,235.14

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.