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Finding the Third Proportional to 6,441 and 13,908

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Solution

The third proportional to 6,441 and 13,908 is: 30,031.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,441 : 13,908 = 13,908 : x
  2. Step 2: Convert to fraction form
    6,441/13,908 = 13,908/x
  3. Step 3: Cross multiply
    6,441x = 13,908 × 13,908
  4. Step 4: Simplify right side
    6,441x = 193,432,464
  5. Step 5: Solve for x
    x = 193,432,464/6,441
  6. Step 6: Final answer
    x = 30,031.43

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.