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Finding the Third Proportional to 50,679.75 and 79,500.75

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Solution

The third proportional to 50,679.75 and 79,500.75 is: 124,711.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,679.75 : 79,500.75 = 79,500.75 : x
  2. Step 2: Convert to fraction form
    50,679.75/79,500.75 = 79,500.75/x
  3. Step 3: Cross multiply
    50,679.75x = 79,500.75 × 79,500.75
  4. Step 4: Simplify right side
    50,679.75x = 6,320,369,250.56
  5. Step 5: Solve for x
    x = 6,320,369,250.56/50,679.75
  6. Step 6: Final answer
    x = 124,711.93

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.