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Finding the Third Proportional to 3,441 and 5,272.75

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Solution

The third proportional to 3,441 and 5,272.75 is: 8,079.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441 : 5,272.75 = 5,272.75 : x
  2. Step 2: Convert to fraction form
    3,441/5,272.75 = 5,272.75/x
  3. Step 3: Cross multiply
    3,441x = 5,272.75 × 5,272.75
  4. Step 4: Simplify right side
    3,441x = 27,801,892.56
  5. Step 5: Solve for x
    x = 27,801,892.56/3,441
  6. Step 6: Final answer
    x = 8,079.60

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.