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Finding the Third Proportional to 4,490.44 and 9,204.47

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Solution

The third proportional to 4,490.44 and 9,204.47 is: 18,867.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,490.44 : 9,204.47 = 9,204.47 : x
  2. Step 2: Convert to fraction form
    4,490.44/9,204.47 = 9,204.47/x
  3. Step 3: Cross multiply
    4,490.44x = 9,204.47 × 9,204.47
  4. Step 4: Simplify right side
    4,490.44x = 84,722,244.97
  5. Step 5: Solve for x
    x = 84,722,244.97/4,490.44
  6. Step 6: Final answer
    x = 18,867.26

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.