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Finding the Third Proportional to 8,900 and 15,934

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Solution

The third proportional to 8,900 and 15,934 is: 28,527.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,900 : 15,934 = 15,934 : x
  2. Step 2: Convert to fraction form
    8,900/15,934 = 15,934/x
  3. Step 3: Cross multiply
    8,900x = 15,934 × 15,934
  4. Step 4: Simplify right side
    8,900x = 253,892,356
  5. Step 5: Solve for x
    x = 253,892,356/8,900
  6. Step 6: Final answer
    x = 28,527.23

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Why These Related Problems?

These problems maintain the same ratio (1.79) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.