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Finding the Fourth Proportional to 3,561.76, 5,342.64 and 2,032.48

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Solution

The fourth proportional to 3,561.76, 5,342.64 and 2,032.48 is: 3,048.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561.76 : 5,342.64 = 2,032.48 : x
  2. Step 2: Convert to fraction form
    3,561.76/5,342.64 = 2,032.48/x
  3. Step 3: Cross multiply
    3,561.76x = 5,342.64 × 2,032.48
  4. Step 4: Simplify right side
    3,561.76x = 10,858,808.95
  5. Step 5: Solve for x
    x = 10,858,808.95/3,561.76
  6. Step 6: Final answer
    x = 3,048.72

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