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Finding the Third Proportional to 6,488.44 and 14,115.94

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Solution

The third proportional to 6,488.44 and 14,115.94 is: 30,709.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,488.44 : 14,115.94 = 14,115.94 : x
  2. Step 2: Convert to fraction form
    6,488.44/14,115.94 = 14,115.94/x
  3. Step 3: Cross multiply
    6,488.44x = 14,115.94 × 14,115.94
  4. Step 4: Simplify right side
    6,488.44x = 199,259,691.50
  5. Step 5: Solve for x
    x = 199,259,691.50/6,488.44
  6. Step 6: Final answer
    x = 30,709.97

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.