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Finding the Third Proportional to 12,513 and 27,487

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Solution

The third proportional to 12,513 and 27,487 is: 60,380.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,513 : 27,487 = 27,487 : x
  2. Step 2: Convert to fraction form
    12,513/27,487 = 27,487/x
  3. Step 3: Cross multiply
    12,513x = 27,487 × 27,487
  4. Step 4: Simplify right side
    12,513x = 755,535,169
  5. Step 5: Solve for x
    x = 755,535,169/12,513
  6. Step 6: Final answer
    x = 60,380.02

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.