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Finding the Third Proportional to 3,738 and 4,044

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Solution

The third proportional to 3,738 and 4,044 is: 4,375.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738 : 4,044 = 4,044 : x
  2. Step 2: Convert to fraction form
    3,738/4,044 = 4,044/x
  3. Step 3: Cross multiply
    3,738x = 4,044 × 4,044
  4. Step 4: Simplify right side
    3,738x = 16,353,936
  5. Step 5: Solve for x
    x = 16,353,936/3,738
  6. Step 6: Final answer
    x = 4,375.05

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Why These Related Problems?

These problems maintain the same ratio (1.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.