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Finding the Fourth Proportional to 7,476.16, 11,218.59 and 2,799.39

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Solution

The fourth proportional to 7,476.16, 11,218.59 and 2,799.39 is: 4,200.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,476.16 : 11,218.59 = 2,799.39 : x
  2. Step 2: Convert to fraction form
    7,476.16/11,218.59 = 2,799.39/x
  3. Step 3: Cross multiply
    7,476.16x = 11,218.59 × 2,799.39
  4. Step 4: Simplify right side
    7,476.16x = 31,405,208.66
  5. Step 5: Solve for x
    x = 31,405,208.66/7,476.16
  6. Step 6: Final answer
    x = 4,200.71

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