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Finding the Third Proportional to 16,867 and 36,650

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Solution

The third proportional to 16,867 and 36,650 is: 79,636.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,867 : 36,650 = 36,650 : x
  2. Step 2: Convert to fraction form
    16,867/36,650 = 36,650/x
  3. Step 3: Cross multiply
    16,867x = 36,650 × 36,650
  4. Step 4: Simplify right side
    16,867x = 1,343,222,500
  5. Step 5: Solve for x
    x = 1,343,222,500/16,867
  6. Step 6: Final answer
    x = 79,636.12

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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.