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Finding the Third Proportional to 3,303.28 and 6,879.09

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Solution

The third proportional to 3,303.28 and 6,879.09 is: 14,325.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.28 : 6,879.09 = 6,879.09 : x
  2. Step 2: Convert to fraction form
    3,303.28/6,879.09 = 6,879.09/x
  3. Step 3: Cross multiply
    3,303.28x = 6,879.09 × 6,879.09
  4. Step 4: Simplify right side
    3,303.28x = 47,321,930.82
  5. Step 5: Solve for x
    x = 47,321,930.82/3,303.28
  6. Step 6: Final answer
    x = 14,325.73

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.