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Finding the Third Proportional to 8,748 and 18,225

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Solution

The third proportional to 8,748 and 18,225 is: 37,968.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748 : 18,225 = 18,225 : x
  2. Step 2: Convert to fraction form
    8,748/18,225 = 18,225/x
  3. Step 3: Cross multiply
    8,748x = 18,225 × 18,225
  4. Step 4: Simplify right side
    8,748x = 332,150,625
  5. Step 5: Solve for x
    x = 332,150,625/8,748
  6. Step 6: Final answer
    x = 37,968.75

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.