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Finding the Third Proportional to 4,675 and 10,079

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Solution

The third proportional to 4,675 and 10,079 is: 21,729.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,675 : 10,079 = 10,079 : x
  2. Step 2: Convert to fraction form
    4,675/10,079 = 10,079/x
  3. Step 3: Cross multiply
    4,675x = 10,079 × 10,079
  4. Step 4: Simplify right side
    4,675x = 101,586,241
  5. Step 5: Solve for x
    x = 101,586,241/4,675
  6. Step 6: Final answer
    x = 21,729.68

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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.