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Finding the Fourth Proportional to 8,854.69, 13,284.32 and 3,308.07

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Solution

The fourth proportional to 8,854.69, 13,284.32 and 3,308.07 is: 4,962.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854.69 : 13,284.32 = 3,308.07 : x
  2. Step 2: Convert to fraction form
    8,854.69/13,284.32 = 3,308.07/x
  3. Step 3: Cross multiply
    8,854.69x = 13,284.32 × 3,308.07
  4. Step 4: Simplify right side
    8,854.69x = 43,945,443.92
  5. Step 5: Solve for x
    x = 43,945,443.92/8,854.69
  6. Step 6: Final answer
    x = 4,962.96

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