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Finding the Third Proportional to 33,289 and 50,615

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Solution

The third proportional to 33,289 and 50,615 is: 76,958.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,289 : 50,615 = 50,615 : x
  2. Step 2: Convert to fraction form
    33,289/50,615 = 50,615/x
  3. Step 3: Cross multiply
    33,289x = 50,615 × 50,615
  4. Step 4: Simplify right side
    33,289x = 2,561,878,225
  5. Step 5: Solve for x
    x = 2,561,878,225/33,289
  6. Step 6: Final answer
    x = 76,958.70

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.