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Finding the Fourth Proportional to 5,174.73, 7,764.71 and 2,398.28

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Solution

The fourth proportional to 5,174.73, 7,764.71 and 2,398.28 is: 3,598.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174.73 : 7,764.71 = 2,398.28 : x
  2. Step 2: Convert to fraction form
    5,174.73/7,764.71 = 2,398.28/x
  3. Step 3: Cross multiply
    5,174.73x = 7,764.71 × 2,398.28
  4. Step 4: Simplify right side
    5,174.73x = 18,621,897.88
  5. Step 5: Solve for x
    x = 18,621,897.88/5,174.73
  6. Step 6: Final answer
    x = 3,598.62

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