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Finding the Third Proportional to 3,247.50 and 6,839.25

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Solution

The third proportional to 3,247.50 and 6,839.25 is: 14,403.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.50 : 6,839.25 = 6,839.25 : x
  2. Step 2: Convert to fraction form
    3,247.50/6,839.25 = 6,839.25/x
  3. Step 3: Cross multiply
    3,247.50x = 6,839.25 × 6,839.25
  4. Step 4: Simplify right side
    3,247.50x = 46,775,340.56
  5. Step 5: Solve for x
    x = 46,775,340.56/3,247.50
  6. Step 6: Final answer
    x = 14,403.49

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.