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Finding the Fourth Proportional to 4,255.44, 6,383.76 and 1,333.97

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Solution

The fourth proportional to 4,255.44, 6,383.76 and 1,333.97 is: 2,001.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.44 : 6,383.76 = 1,333.97 : x
  2. Step 2: Convert to fraction form
    4,255.44/6,383.76 = 1,333.97/x
  3. Step 3: Cross multiply
    4,255.44x = 6,383.76 × 1,333.97
  4. Step 4: Simplify right side
    4,255.44x = 8,515,738.85
  5. Step 5: Solve for x
    x = 8,515,738.85/4,255.44
  6. Step 6: Final answer
    x = 2,001.14

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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.