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Finding the Fourth Proportional to 5,978.70, 8,045.33 and 5,978.70

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Solution

The fourth proportional to 5,978.70, 8,045.33 and 5,978.70 is: 8,045.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,978.70 : 8,045.33 = 5,978.70 : x
  2. Step 2: Convert to fraction form
    5,978.70/8,045.33 = 5,978.70/x
  3. Step 3: Cross multiply
    5,978.70x = 8,045.33 × 5,978.70
  4. Step 4: Simplify right side
    5,978.70x = 48,100,584.58
  5. Step 5: Solve for x
    x = 48,100,584.58/5,978.70
  6. Step 6: Final answer
    x = 8,045.33

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