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Finding the Third Proportional to 6,785 and 16,342.50

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Solution

The third proportional to 6,785 and 16,342.50 is: 39,362.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,785 : 16,342.50 = 16,342.50 : x
  2. Step 2: Convert to fraction form
    6,785/16,342.50 = 16,342.50/x
  3. Step 3: Cross multiply
    6,785x = 16,342.50 × 16,342.50
  4. Step 4: Simplify right side
    6,785x = 267,077,306.25
  5. Step 5: Solve for x
    x = 267,077,306.25/6,785
  6. Step 6: Final answer
    x = 39,362.90

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.