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Finding the Third Proportional to 8,347 and 16,924

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Solution

The third proportional to 8,347 and 16,924 is: 34,314.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,347 : 16,924 = 16,924 : x
  2. Step 2: Convert to fraction form
    8,347/16,924 = 16,924/x
  3. Step 3: Cross multiply
    8,347x = 16,924 × 16,924
  4. Step 4: Simplify right side
    8,347x = 286,421,776
  5. Step 5: Solve for x
    x = 286,421,776/8,347
  6. Step 6: Final answer
    x = 34,314.34

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.