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Finding the Third Proportional to 15,359 and 23,609

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Solution

The third proportional to 15,359 and 23,609 is: 36,290.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,359 : 23,609 = 23,609 : x
  2. Step 2: Convert to fraction form
    15,359/23,609 = 23,609/x
  3. Step 3: Cross multiply
    15,359x = 23,609 × 23,609
  4. Step 4: Simplify right side
    15,359x = 557,384,881
  5. Step 5: Solve for x
    x = 557,384,881/15,359
  6. Step 6: Final answer
    x = 36,290.44

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.