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Finding the Third Proportional to 15,212 and 23,372

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Solution

The third proportional to 15,212 and 23,372 is: 35,909.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,212 : 23,372 = 23,372 : x
  2. Step 2: Convert to fraction form
    15,212/23,372 = 23,372/x
  3. Step 3: Cross multiply
    15,212x = 23,372 × 23,372
  4. Step 4: Simplify right side
    15,212x = 546,250,384
  5. Step 5: Solve for x
    x = 546,250,384/15,212
  6. Step 6: Final answer
    x = 35,909.18

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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.