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Finding the Third Proportional to 8,976 and 14,408

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Solution

The third proportional to 8,976 and 14,408 is: 23,127.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,976 : 14,408 = 14,408 : x
  2. Step 2: Convert to fraction form
    8,976/14,408 = 14,408/x
  3. Step 3: Cross multiply
    8,976x = 14,408 × 14,408
  4. Step 4: Simplify right side
    8,976x = 207,590,464
  5. Step 5: Solve for x
    x = 207,590,464/8,976
  6. Step 6: Final answer
    x = 23,127.28

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.