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Finding the Fourth Proportional to 3,442.39, 5,163.58 and 1,494.44

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Solution

The fourth proportional to 3,442.39, 5,163.58 and 1,494.44 is: 2,241.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442.39 : 5,163.58 = 1,494.44 : x
  2. Step 2: Convert to fraction form
    3,442.39/5,163.58 = 1,494.44/x
  3. Step 3: Cross multiply
    3,442.39x = 5,163.58 × 1,494.44
  4. Step 4: Simplify right side
    3,442.39x = 7,716,660.50
  5. Step 5: Solve for x
    x = 7,716,660.50/3,442.39
  6. Step 6: Final answer
    x = 2,241.66

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1.5x scale

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.