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Finding the Third Proportional to 16,489 and 36,535

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Solution

The third proportional to 16,489 and 36,535 is: 80,951.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,489 : 36,535 = 36,535 : x
  2. Step 2: Convert to fraction form
    16,489/36,535 = 36,535/x
  3. Step 3: Cross multiply
    16,489x = 36,535 × 36,535
  4. Step 4: Simplify right side
    16,489x = 1,334,806,225
  5. Step 5: Solve for x
    x = 1,334,806,225/16,489
  6. Step 6: Final answer
    x = 80,951.31

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.