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Finding the Third Proportional to 22,370 and 52,781

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Solution

The third proportional to 22,370 and 52,781 is: 124,534.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,370 : 52,781 = 52,781 : x
  2. Step 2: Convert to fraction form
    22,370/52,781 = 52,781/x
  3. Step 3: Cross multiply
    22,370x = 52,781 × 52,781
  4. Step 4: Simplify right side
    22,370x = 2,785,833,961
  5. Step 5: Solve for x
    x = 2,785,833,961/22,370
  6. Step 6: Final answer
    x = 124,534.37

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.