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Finding the Fourth Proportional to 5,978.86, 8,250.94 and 3,326.52

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Solution

The fourth proportional to 5,978.86, 8,250.94 and 3,326.52 is: 4,590.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,978.86 : 8,250.94 = 3,326.52 : x
  2. Step 2: Convert to fraction form
    5,978.86/8,250.94 = 3,326.52/x
  3. Step 3: Cross multiply
    5,978.86x = 8,250.94 × 3,326.52
  4. Step 4: Simplify right side
    5,978.86x = 27,446,867.36
  5. Step 5: Solve for x
    x = 27,446,867.36/5,978.86
  6. Step 6: Final answer
    x = 4,590.65

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