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Finding the Fourth Proportional to 3,894.08, 5,401.37 and 3,753.98

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Solution

The fourth proportional to 3,894.08, 5,401.37 and 3,753.98 is: 5,207.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,894.08 : 5,401.37 = 3,753.98 : x
  2. Step 2: Convert to fraction form
    3,894.08/5,401.37 = 3,753.98/x
  3. Step 3: Cross multiply
    3,894.08x = 5,401.37 × 3,753.98
  4. Step 4: Simplify right side
    3,894.08x = 20,276,634.95
  5. Step 5: Solve for x
    x = 20,276,634.95/3,894.08
  6. Step 6: Final answer
    x = 5,207.04

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These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.