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Finding the Third Proportional to 6,211.69 and 9,616.22

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Solution

The third proportional to 6,211.69 and 9,616.22 is: 14,886.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,211.69 : 9,616.22 = 9,616.22 : x
  2. Step 2: Convert to fraction form
    6,211.69/9,616.22 = 9,616.22/x
  3. Step 3: Cross multiply
    6,211.69x = 9,616.22 × 9,616.22
  4. Step 4: Simplify right side
    6,211.69x = 92,471,663.05
  5. Step 5: Solve for x
    x = 92,471,663.05/6,211.69
  6. Step 6: Final answer
    x = 14,886.72

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.