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Finding the Third Proportional to 2,417 and 5,198

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Solution

The third proportional to 2,417 and 5,198 is: 11,178.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417 : 5,198 = 5,198 : x
  2. Step 2: Convert to fraction form
    2,417/5,198 = 5,198/x
  3. Step 3: Cross multiply
    2,417x = 5,198 × 5,198
  4. Step 4: Simplify right side
    2,417x = 27,019,204
  5. Step 5: Solve for x
    x = 27,019,204/2,417
  6. Step 6: Final answer
    x = 11,178.82

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.