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Finding the Third Proportional to 38,198 and 56,126

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Solution

The third proportional to 38,198 and 56,126 is: 82,468.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,198 : 56,126 = 56,126 : x
  2. Step 2: Convert to fraction form
    38,198/56,126 = 56,126/x
  3. Step 3: Cross multiply
    38,198x = 56,126 × 56,126
  4. Step 4: Simplify right side
    38,198x = 3,150,127,876
  5. Step 5: Solve for x
    x = 3,150,127,876/38,198
  6. Step 6: Final answer
    x = 82,468.40

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.