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Finding the Third Proportional to 3,884 and 8,362

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Solution

The third proportional to 3,884 and 8,362 is: 18,002.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,884 : 8,362 = 8,362 : x
  2. Step 2: Convert to fraction form
    3,884/8,362 = 8,362/x
  3. Step 3: Cross multiply
    3,884x = 8,362 × 8,362
  4. Step 4: Simplify right side
    3,884x = 69,923,044
  5. Step 5: Solve for x
    x = 69,923,044/3,884
  6. Step 6: Final answer
    x = 18,002.84

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.