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Finding the Third Proportional to 4,347 and 9,371.25

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Solution

The third proportional to 4,347 and 9,371.25 is: 20,202.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,347 : 9,371.25 = 9,371.25 : x
  2. Step 2: Convert to fraction form
    4,347/9,371.25 = 9,371.25/x
  3. Step 3: Cross multiply
    4,347x = 9,371.25 × 9,371.25
  4. Step 4: Simplify right side
    4,347x = 87,820,326.56
  5. Step 5: Solve for x
    x = 87,820,326.56/4,347
  6. Step 6: Final answer
    x = 20,202.51

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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.