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Finding the Fourth Proportional to 5,255.92, 7,880.64 and 2,482.48

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Solution

The fourth proportional to 5,255.92, 7,880.64 and 2,482.48 is: 3,722.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.92 : 7,880.64 = 2,482.48 : x
  2. Step 2: Convert to fraction form
    5,255.92/7,880.64 = 2,482.48/x
  3. Step 3: Cross multiply
    5,255.92x = 7,880.64 × 2,482.48
  4. Step 4: Simplify right side
    5,255.92x = 19,563,531.19
  5. Step 5: Solve for x
    x = 19,563,531.19/5,255.92
  6. Step 6: Final answer
    x = 3,722.19

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