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Finding the Fourth Proportional to 3,958.53, 5,939.16 and 1,494.05

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Solution

The fourth proportional to 3,958.53, 5,939.16 and 1,494.05 is: 2,241.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958.53 : 5,939.16 = 1,494.05 : x
  2. Step 2: Convert to fraction form
    3,958.53/5,939.16 = 1,494.05/x
  3. Step 3: Cross multiply
    3,958.53x = 5,939.16 × 1,494.05
  4. Step 4: Simplify right side
    3,958.53x = 8,873,402.00
  5. Step 5: Solve for x
    x = 8,873,402.00/3,958.53
  6. Step 6: Final answer
    x = 2,241.59

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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.