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Finding the Third Proportional to 7,725.38 and 16,614.38

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Solution

The third proportional to 7,725.38 and 16,614.38 is: 35,731.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725.38 : 16,614.38 = 16,614.38 : x
  2. Step 2: Convert to fraction form
    7,725.38/16,614.38 = 16,614.38/x
  3. Step 3: Cross multiply
    7,725.38x = 16,614.38 × 16,614.38
  4. Step 4: Simplify right side
    7,725.38x = 276,037,456.64
  5. Step 5: Solve for x
    x = 276,037,456.64/7,725.38
  6. Step 6: Final answer
    x = 35,731.27

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.