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Finding the Fourth Proportional to 7,308.78, 10,963.17 and 2,378.93

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Solution

The fourth proportional to 7,308.78, 10,963.17 and 2,378.93 is: 3,568.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,308.78 : 10,963.17 = 2,378.93 : x
  2. Step 2: Convert to fraction form
    7,308.78/10,963.17 = 2,378.93/x
  3. Step 3: Cross multiply
    7,308.78x = 10,963.17 × 2,378.93
  4. Step 4: Simplify right side
    7,308.78x = 26,080,559.19
  5. Step 5: Solve for x
    x = 26,080,559.19/7,308.78
  6. Step 6: Final answer
    x = 3,568.39

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