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Finding the Third Proportional to 8,972 and 15,342

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Solution

The third proportional to 8,972 and 15,342 is: 26,234.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972 : 15,342 = 15,342 : x
  2. Step 2: Convert to fraction form
    8,972/15,342 = 15,342/x
  3. Step 3: Cross multiply
    8,972x = 15,342 × 15,342
  4. Step 4: Simplify right side
    8,972x = 235,376,964
  5. Step 5: Solve for x
    x = 235,376,964/8,972
  6. Step 6: Final answer
    x = 26,234.61

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Why These Related Problems?

These problems maintain the same ratio (1.71) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.