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Finding the Third Proportional to 2,199 and 2,433

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Solution

The third proportional to 2,199 and 2,433 is: 2,691.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199 : 2,433 = 2,433 : x
  2. Step 2: Convert to fraction form
    2,199/2,433 = 2,433/x
  3. Step 3: Cross multiply
    2,199x = 2,433 × 2,433
  4. Step 4: Simplify right side
    2,199x = 5,919,489
  5. Step 5: Solve for x
    x = 5,919,489/2,199
  6. Step 6: Final answer
    x = 2,691.90

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Why These Related Problems?

These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.