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Finding the Fourth Proportional to 6,771.60, 9,345.36 and 3,788.04

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Solution

The fourth proportional to 6,771.60, 9,345.36 and 3,788.04 is: 5,227.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,771.60 : 9,345.36 = 3,788.04 : x
  2. Step 2: Convert to fraction form
    6,771.60/9,345.36 = 3,788.04/x
  3. Step 3: Cross multiply
    6,771.60x = 9,345.36 × 3,788.04
  4. Step 4: Simplify right side
    6,771.60x = 35,400,597.49
  5. Step 5: Solve for x
    x = 35,400,597.49/6,771.60
  6. Step 6: Final answer
    x = 5,227.80

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