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Finding the Third Proportional to 3,872 and 6,004

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Solution

The third proportional to 3,872 and 6,004 is: 9,309.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,872 : 6,004 = 6,004 : x
  2. Step 2: Convert to fraction form
    3,872/6,004 = 6,004/x
  3. Step 3: Cross multiply
    3,872x = 6,004 × 6,004
  4. Step 4: Simplify right side
    3,872x = 36,048,016
  5. Step 5: Solve for x
    x = 36,048,016/3,872
  6. Step 6: Final answer
    x = 9,309.92

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.