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Finding the Third Proportional to 1,612 and 3,769

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Solution

The third proportional to 1,612 and 3,769 is: 8,812.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612 : 3,769 = 3,769 : x
  2. Step 2: Convert to fraction form
    1,612/3,769 = 3,769/x
  3. Step 3: Cross multiply
    1,612x = 3,769 × 3,769
  4. Step 4: Simplify right side
    1,612x = 14,205,361
  5. Step 5: Solve for x
    x = 14,205,361/1,612
  6. Step 6: Final answer
    x = 8,812.26

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.