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Finding the Third Proportional to 2,279 and 3,224

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Solution

The third proportional to 2,279 and 3,224 is: 4,560.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279 : 3,224 = 3,224 : x
  2. Step 2: Convert to fraction form
    2,279/3,224 = 3,224/x
  3. Step 3: Cross multiply
    2,279x = 3,224 × 3,224
  4. Step 4: Simplify right side
    2,279x = 10,394,176
  5. Step 5: Solve for x
    x = 10,394,176/2,279
  6. Step 6: Final answer
    x = 4,560.85

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.