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Finding the Third Proportional to 23,470 and 36,391

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Solution

The third proportional to 23,470 and 36,391 is: 56,425.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,470 : 36,391 = 36,391 : x
  2. Step 2: Convert to fraction form
    23,470/36,391 = 36,391/x
  3. Step 3: Cross multiply
    23,470x = 36,391 × 36,391
  4. Step 4: Simplify right side
    23,470x = 1,324,304,881
  5. Step 5: Solve for x
    x = 1,324,304,881/23,470
  6. Step 6: Final answer
    x = 56,425.43

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.