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Finding the Third Proportional to 33,079 and 68,831

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Solution

The third proportional to 33,079 and 68,831 is: 143,224.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,079 : 68,831 = 68,831 : x
  2. Step 2: Convert to fraction form
    33,079/68,831 = 68,831/x
  3. Step 3: Cross multiply
    33,079x = 68,831 × 68,831
  4. Step 4: Simplify right side
    33,079x = 4,737,706,561
  5. Step 5: Solve for x
    x = 4,737,706,561/33,079
  6. Step 6: Final answer
    x = 143,224.00

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.