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Finding the Third Proportional to 3,624.75 and 8,512.88

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Solution

The third proportional to 3,624.75 and 8,512.88 is: 19,992.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,624.75 : 8,512.88 = 8,512.88 : x
  2. Step 2: Convert to fraction form
    3,624.75/8,512.88 = 8,512.88/x
  3. Step 3: Cross multiply
    3,624.75x = 8,512.88 × 8,512.88
  4. Step 4: Simplify right side
    3,624.75x = 72,469,040.77
  5. Step 5: Solve for x
    x = 72,469,040.77/3,624.75
  6. Step 6: Final answer
    x = 19,992.84

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.