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Finding the Fourth Proportional to 2,894.08, 3,993.86 and 1,635.14

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Solution

The fourth proportional to 2,894.08, 3,993.86 and 1,635.14 is: 2,256.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,894.08 : 3,993.86 = 1,635.14 : x
  2. Step 2: Convert to fraction form
    2,894.08/3,993.86 = 1,635.14/x
  3. Step 3: Cross multiply
    2,894.08x = 3,993.86 × 1,635.14
  4. Step 4: Simplify right side
    2,894.08x = 6,530,520.24
  5. Step 5: Solve for x
    x = 6,530,520.24/2,894.08
  6. Step 6: Final answer
    x = 2,256.51

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.