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Finding the Third Proportional to 47,511 and 75,227

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Solution

The third proportional to 47,511 and 75,227 is: 119,111.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,511 : 75,227 = 75,227 : x
  2. Step 2: Convert to fraction form
    47,511/75,227 = 75,227/x
  3. Step 3: Cross multiply
    47,511x = 75,227 × 75,227
  4. Step 4: Simplify right side
    47,511x = 5,659,101,529
  5. Step 5: Solve for x
    x = 5,659,101,529/47,511
  6. Step 6: Final answer
    x = 119,111.40

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.