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Finding the Third Proportional to 3,219 and 6,762

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Solution

The third proportional to 3,219 and 6,762 is: 14,204.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219 : 6,762 = 6,762 : x
  2. Step 2: Convert to fraction form
    3,219/6,762 = 6,762/x
  3. Step 3: Cross multiply
    3,219x = 6,762 × 6,762
  4. Step 4: Simplify right side
    3,219x = 45,724,644
  5. Step 5: Solve for x
    x = 45,724,644/3,219
  6. Step 6: Final answer
    x = 14,204.61

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.