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Finding the Third Proportional to 3,027 and 3,239

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Solution

The third proportional to 3,027 and 3,239 is: 3,465.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027 : 3,239 = 3,239 : x
  2. Step 2: Convert to fraction form
    3,027/3,239 = 3,239/x
  3. Step 3: Cross multiply
    3,027x = 3,239 × 3,239
  4. Step 4: Simplify right side
    3,027x = 10,491,121
  5. Step 5: Solve for x
    x = 10,491,121/3,027
  6. Step 6: Final answer
    x = 3,465.85

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Why These Related Problems?

These problems maintain the same ratio (1.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.