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Finding the Third Proportional to 8,338 and 18,059

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Solution

The third proportional to 8,338 and 18,059 is: 39,113.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,338 : 18,059 = 18,059 : x
  2. Step 2: Convert to fraction form
    8,338/18,059 = 18,059/x
  3. Step 3: Cross multiply
    8,338x = 18,059 × 18,059
  4. Step 4: Simplify right side
    8,338x = 326,127,481
  5. Step 5: Solve for x
    x = 326,127,481/8,338
  6. Step 6: Final answer
    x = 39,113.39

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.