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Finding the Third Proportional to 3,202 and 3,622

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Solution

The third proportional to 3,202 and 3,622 is: 4,097.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202 : 3,622 = 3,622 : x
  2. Step 2: Convert to fraction form
    3,202/3,622 = 3,622/x
  3. Step 3: Cross multiply
    3,202x = 3,622 × 3,622
  4. Step 4: Simplify right side
    3,202x = 13,118,884
  5. Step 5: Solve for x
    x = 13,118,884/3,202
  6. Step 6: Final answer
    x = 4,097.09

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Why These Related Problems?

These problems maintain the same ratio (1.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.