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Finding the Third Proportional to 8,650 and 18,334

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Solution

The third proportional to 8,650 and 18,334 is: 38,859.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,650 : 18,334 = 18,334 : x
  2. Step 2: Convert to fraction form
    8,650/18,334 = 18,334/x
  3. Step 3: Cross multiply
    8,650x = 18,334 × 18,334
  4. Step 4: Simplify right side
    8,650x = 336,135,556
  5. Step 5: Solve for x
    x = 336,135,556/8,650
  6. Step 6: Final answer
    x = 38,859.60

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.