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Finding the Fourth Proportional to 8,536.41, 12,804.60 and 3,338.64

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Solution

The fourth proportional to 8,536.41, 12,804.60 and 3,338.64 is: 5,007.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,536.41 : 12,804.60 = 3,338.64 : x
  2. Step 2: Convert to fraction form
    8,536.41/12,804.60 = 3,338.64/x
  3. Step 3: Cross multiply
    8,536.41x = 12,804.60 × 3,338.64
  4. Step 4: Simplify right side
    8,536.41x = 42,749,949.74
  5. Step 5: Solve for x
    x = 42,749,949.74/8,536.41
  6. Step 6: Final answer
    x = 5,007.95

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