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Finding the Third Proportional to 47,560 and 102,272

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Solution

The third proportional to 47,560 and 102,272 is: 219,923.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,560 : 102,272 = 102,272 : x
  2. Step 2: Convert to fraction form
    47,560/102,272 = 102,272/x
  3. Step 3: Cross multiply
    47,560x = 102,272 × 102,272
  4. Step 4: Simplify right side
    47,560x = 10,459,561,984
  5. Step 5: Solve for x
    x = 10,459,561,984/47,560
  6. Step 6: Final answer
    x = 219,923.51

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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.