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Finding the Fourth Proportional to 3,576.89, 5,367.38 and 2,794.70

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Solution

The fourth proportional to 3,576.89, 5,367.38 and 2,794.70 is: 4,193.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.89 : 5,367.38 = 2,794.70 : x
  2. Step 2: Convert to fraction form
    3,576.89/5,367.38 = 2,794.70/x
  3. Step 3: Cross multiply
    3,576.89x = 5,367.38 × 2,794.70
  4. Step 4: Simplify right side
    3,576.89x = 15,000,176.08
  5. Step 5: Solve for x
    x = 15,000,176.08/3,576.89
  6. Step 6: Final answer
    x = 4,193.64

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