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Finding the Third Proportional to 8,292 and 17,385

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Solution

The third proportional to 8,292 and 17,385 is: 36,449.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292 : 17,385 = 17,385 : x
  2. Step 2: Convert to fraction form
    8,292/17,385 = 17,385/x
  3. Step 3: Cross multiply
    8,292x = 17,385 × 17,385
  4. Step 4: Simplify right side
    8,292x = 302,238,225
  5. Step 5: Solve for x
    x = 302,238,225/8,292
  6. Step 6: Final answer
    x = 36,449.38

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.