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Finding the Third Proportional to 2,219.06 and 5,167.13

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Solution

The third proportional to 2,219.06 and 5,167.13 is: 12,031.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219.06 : 5,167.13 = 5,167.13 : x
  2. Step 2: Convert to fraction form
    2,219.06/5,167.13 = 5,167.13/x
  3. Step 3: Cross multiply
    2,219.06x = 5,167.13 × 5,167.13
  4. Step 4: Simplify right side
    2,219.06x = 26,699,180.77
  5. Step 5: Solve for x
    x = 26,699,180.77/2,219.06
  6. Step 6: Final answer
    x = 12,031.74

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.