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Finding the Third Proportional to 12,472 and 26,771

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Solution

The third proportional to 12,472 and 26,771 is: 57,463.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,472 : 26,771 = 26,771 : x
  2. Step 2: Convert to fraction form
    12,472/26,771 = 26,771/x
  3. Step 3: Cross multiply
    12,472x = 26,771 × 26,771
  4. Step 4: Simplify right side
    12,472x = 716,686,441
  5. Step 5: Solve for x
    x = 716,686,441/12,472
  6. Step 6: Final answer
    x = 57,463.63

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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.