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Finding the Fourth Proportional to 2,873.52, 4,309.92 and 1,140.84

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Solution

The fourth proportional to 2,873.52, 4,309.92 and 1,140.84 is: 1,711.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873.52 : 4,309.92 = 1,140.84 : x
  2. Step 2: Convert to fraction form
    2,873.52/4,309.92 = 1,140.84/x
  3. Step 3: Cross multiply
    2,873.52x = 4,309.92 × 1,140.84
  4. Step 4: Simplify right side
    2,873.52x = 4,916,929.13
  5. Step 5: Solve for x
    x = 4,916,929.13/2,873.52
  6. Step 6: Final answer
    x = 1,711.12

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