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Finding the Third Proportional to 6,292 and 11,216

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Solution

The third proportional to 6,292 and 11,216 is: 19,993.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,292 : 11,216 = 11,216 : x
  2. Step 2: Convert to fraction form
    6,292/11,216 = 11,216/x
  3. Step 3: Cross multiply
    6,292x = 11,216 × 11,216
  4. Step 4: Simplify right side
    6,292x = 125,798,656
  5. Step 5: Solve for x
    x = 125,798,656/6,292
  6. Step 6: Final answer
    x = 19,993.43

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Why These Related Problems?

These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.