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Finding the Fourth Proportional to 4,255.64, 6,383.46 and 1,334.17

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Solution

The fourth proportional to 4,255.64, 6,383.46 and 1,334.17 is: 2,001.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.64 : 6,383.46 = 1,334.17 : x
  2. Step 2: Convert to fraction form
    4,255.64/6,383.46 = 1,334.17/x
  3. Step 3: Cross multiply
    4,255.64x = 6,383.46 × 1,334.17
  4. Step 4: Simplify right side
    4,255.64x = 8,516,620.83
  5. Step 5: Solve for x
    x = 8,516,620.83/4,255.64
  6. Step 6: Final answer
    x = 2,001.26

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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.