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Finding the Third Proportional to 39,232.75 and 80,530.75

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Solution

The third proportional to 39,232.75 and 80,530.75 is: 165,300.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,232.75 : 80,530.75 = 80,530.75 : x
  2. Step 2: Convert to fraction form
    39,232.75/80,530.75 = 80,530.75/x
  3. Step 3: Cross multiply
    39,232.75x = 80,530.75 × 80,530.75
  4. Step 4: Simplify right side
    39,232.75x = 6,485,201,695.56
  5. Step 5: Solve for x
    x = 6,485,201,695.56/39,232.75
  6. Step 6: Final answer
    x = 165,300.72

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.