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Finding the Third Proportional to 57,756 and 125,958

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Solution

The third proportional to 57,756 and 125,958 is: 274,697.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,756 : 125,958 = 125,958 : x
  2. Step 2: Convert to fraction form
    57,756/125,958 = 125,958/x
  3. Step 3: Cross multiply
    57,756x = 125,958 × 125,958
  4. Step 4: Simplify right side
    57,756x = 15,865,417,764
  5. Step 5: Solve for x
    x = 15,865,417,764/57,756
  6. Step 6: Final answer
    x = 274,697.31

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.