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Finding the Fourth Proportional to 3,847.03, 5,772.67 and 1,899.38

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Solution

The fourth proportional to 3,847.03, 5,772.67 and 1,899.38 is: 2,850.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847.03 : 5,772.67 = 1,899.38 : x
  2. Step 2: Convert to fraction form
    3,847.03/5,772.67 = 1,899.38/x
  3. Step 3: Cross multiply
    3,847.03x = 5,772.67 × 1,899.38
  4. Step 4: Simplify right side
    3,847.03x = 10,964,503.63
  5. Step 5: Solve for x
    x = 10,964,503.63/3,847.03
  6. Step 6: Final answer
    x = 2,850.12

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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.