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Finding the Third Proportional to 50,310 and 80,883

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Solution

The third proportional to 50,310 and 80,883 is: 130,034.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,310 : 80,883 = 80,883 : x
  2. Step 2: Convert to fraction form
    50,310/80,883 = 80,883/x
  3. Step 3: Cross multiply
    50,310x = 80,883 × 80,883
  4. Step 4: Simplify right side
    50,310x = 6,542,059,689
  5. Step 5: Solve for x
    x = 6,542,059,689/50,310
  6. Step 6: Final answer
    x = 130,034.98

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.