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Finding the Third Proportional to 3,654 and 5,507

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Solution

The third proportional to 3,654 and 5,507 is: 8,299.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654 : 5,507 = 5,507 : x
  2. Step 2: Convert to fraction form
    3,654/5,507 = 5,507/x
  3. Step 3: Cross multiply
    3,654x = 5,507 × 5,507
  4. Step 4: Simplify right side
    3,654x = 30,327,049
  5. Step 5: Solve for x
    x = 30,327,049/3,654
  6. Step 6: Final answer
    x = 8,299.69

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.