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Finding the Fourth Proportional to 5,260.33, 7,895.36 and 2,665.09

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Solution

The fourth proportional to 5,260.33, 7,895.36 and 2,665.09 is: 4,000.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260.33 : 7,895.36 = 2,665.09 : x
  2. Step 2: Convert to fraction form
    5,260.33/7,895.36 = 2,665.09/x
  3. Step 3: Cross multiply
    5,260.33x = 7,895.36 × 2,665.09
  4. Step 4: Simplify right side
    5,260.33x = 21,041,844.98
  5. Step 5: Solve for x
    x = 21,041,844.98/5,260.33
  6. Step 6: Final answer
    x = 4,000.10

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