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Finding the Third Proportional to 2,007.75 and 2,664.38

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Solution

The third proportional to 2,007.75 and 2,664.38 is: 3,535.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,007.75 : 2,664.38 = 2,664.38 : x
  2. Step 2: Convert to fraction form
    2,007.75/2,664.38 = 2,664.38/x
  3. Step 3: Cross multiply
    2,007.75x = 2,664.38 × 2,664.38
  4. Step 4: Simplify right side
    2,007.75x = 7,098,894.14
  5. Step 5: Solve for x
    x = 7,098,894.14/2,007.75
  6. Step 6: Final answer
    x = 3,535.75

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.