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Finding the Fourth Proportional to 2,104.76, 3,158.46 and 1,454.28

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Solution

The fourth proportional to 2,104.76, 3,158.46 and 1,454.28 is: 2,182.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104.76 : 3,158.46 = 1,454.28 : x
  2. Step 2: Convert to fraction form
    2,104.76/3,158.46 = 1,454.28/x
  3. Step 3: Cross multiply
    2,104.76x = 3,158.46 × 1,454.28
  4. Step 4: Simplify right side
    2,104.76x = 4,593,285.21
  5. Step 5: Solve for x
    x = 4,593,285.21/2,104.76
  6. Step 6: Final answer
    x = 2,182.33

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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.