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Finding the Fourth Proportional to 4,859.71, 7,269.48 and 3,680.86

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Solution

The fourth proportional to 4,859.71, 7,269.48 and 3,680.86 is: 5,506.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,859.71 : 7,269.48 = 3,680.86 : x
  2. Step 2: Convert to fraction form
    4,859.71/7,269.48 = 3,680.86/x
  3. Step 3: Cross multiply
    4,859.71x = 7,269.48 × 3,680.86
  4. Step 4: Simplify right side
    4,859.71x = 26,757,938.15
  5. Step 5: Solve for x
    x = 26,757,938.15/4,859.71
  6. Step 6: Final answer
    x = 5,506.08

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