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Finding the Fourth Proportional to 4,819.38, 7,231.13 and 1,532.74

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Solution

The fourth proportional to 4,819.38, 7,231.13 and 1,532.74 is: 2,299.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.38 : 7,231.13 = 1,532.74 : x
  2. Step 2: Convert to fraction form
    4,819.38/7,231.13 = 1,532.74/x
  3. Step 3: Cross multiply
    4,819.38x = 7,231.13 × 1,532.74
  4. Step 4: Simplify right side
    4,819.38x = 11,083,442.20
  5. Step 5: Solve for x
    x = 11,083,442.20/4,819.38
  6. Step 6: Final answer
    x = 2,299.77

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