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Finding the Third Proportional to 17,518 and 26,295

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Solution

The third proportional to 17,518 and 26,295 is: 39,469.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,518 : 26,295 = 26,295 : x
  2. Step 2: Convert to fraction form
    17,518/26,295 = 26,295/x
  3. Step 3: Cross multiply
    17,518x = 26,295 × 26,295
  4. Step 4: Simplify right side
    17,518x = 691,427,025
  5. Step 5: Solve for x
    x = 691,427,025/17,518
  6. Step 6: Final answer
    x = 39,469.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.