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Finding the Third Proportional to 33,676 and 51,539

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Solution

The third proportional to 33,676 and 51,539 is: 78,877.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,676 : 51,539 = 51,539 : x
  2. Step 2: Convert to fraction form
    33,676/51,539 = 51,539/x
  3. Step 3: Cross multiply
    33,676x = 51,539 × 51,539
  4. Step 4: Simplify right side
    33,676x = 2,656,268,521
  5. Step 5: Solve for x
    x = 2,656,268,521/33,676
  6. Step 6: Final answer
    x = 78,877.20

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.