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Finding the Third Proportional to 2,224.13 and 4,722.05

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Solution

The third proportional to 2,224.13 and 4,722.05 is: 10,025.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,224.13 : 4,722.05 = 4,722.05 : x
  2. Step 2: Convert to fraction form
    2,224.13/4,722.05 = 4,722.05/x
  3. Step 3: Cross multiply
    2,224.13x = 4,722.05 × 4,722.05
  4. Step 4: Simplify right side
    2,224.13x = 22,297,726.69
  5. Step 5: Solve for x
    x = 22,297,726.69/2,224.13
  6. Step 6: Final answer
    x = 10,025.39

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.