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Finding the Third Proportional to 8,224.88 and 18,089.63

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Solution

The third proportional to 8,224.88 and 18,089.63 is: 39,785.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,224.88 : 18,089.63 = 18,089.63 : x
  2. Step 2: Convert to fraction form
    8,224.88/18,089.63 = 18,089.63/x
  3. Step 3: Cross multiply
    8,224.88x = 18,089.63 × 18,089.63
  4. Step 4: Simplify right side
    8,224.88x = 327,234,532.64
  5. Step 5: Solve for x
    x = 327,234,532.64/8,224.88
  6. Step 6: Final answer
    x = 39,785.96

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.