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Finding the Third Proportional to 50,625 and 80,460

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Solution

The third proportional to 50,625 and 80,460 is: 127,877.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,625 : 80,460 = 80,460 : x
  2. Step 2: Convert to fraction form
    50,625/80,460 = 80,460/x
  3. Step 3: Cross multiply
    50,625x = 80,460 × 80,460
  4. Step 4: Simplify right side
    50,625x = 6,473,811,600
  5. Step 5: Solve for x
    x = 6,473,811,600/50,625
  6. Step 6: Final answer
    x = 127,877.76

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.