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Finding the Third Proportional to 12,897 and 27,480

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Solution

The third proportional to 12,897 and 27,480 is: 58,552.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,897 : 27,480 = 27,480 : x
  2. Step 2: Convert to fraction form
    12,897/27,480 = 27,480/x
  3. Step 3: Cross multiply
    12,897x = 27,480 × 27,480
  4. Step 4: Simplify right side
    12,897x = 755,150,400
  5. Step 5: Solve for x
    x = 755,150,400/12,897
  6. Step 6: Final answer
    x = 58,552.41

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.