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Finding the Fourth Proportional to 2,593, 3,879.78 and 1,614.52

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Solution

The fourth proportional to 2,593, 3,879.78 and 1,614.52 is: 2,415.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,593 : 3,879.78 = 1,614.52 : x
  2. Step 2: Convert to fraction form
    2,593/3,879.78 = 1,614.52/x
  3. Step 3: Cross multiply
    2,593x = 3,879.78 × 1,614.52
  4. Step 4: Simplify right side
    2,593x = 6,263,982.41
  5. Step 5: Solve for x
    x = 6,263,982.41/2,593
  6. Step 6: Final answer
    x = 2,415.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.