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Finding the Fourth Proportional to 2,521.92, 3,784.19 and 1,042.23

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Solution

The fourth proportional to 2,521.92, 3,784.19 and 1,042.23 is: 1,563.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521.92 : 3,784.19 = 1,042.23 : x
  2. Step 2: Convert to fraction form
    2,521.92/3,784.19 = 1,042.23/x
  3. Step 3: Cross multiply
    2,521.92x = 3,784.19 × 1,042.23
  4. Step 4: Simplify right side
    2,521.92x = 3,943,996.34
  5. Step 5: Solve for x
    x = 3,943,996.34/2,521.92
  6. Step 6: Final answer
    x = 1,563.89

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