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Finding the Fourth Proportional to 2,713.16, 4,068.38 and 1,932.72

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Solution

The fourth proportional to 2,713.16, 4,068.38 and 1,932.72 is: 2,898.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713.16 : 4,068.38 = 1,932.72 : x
  2. Step 2: Convert to fraction form
    2,713.16/4,068.38 = 1,932.72/x
  3. Step 3: Cross multiply
    2,713.16x = 4,068.38 × 1,932.72
  4. Step 4: Simplify right side
    2,713.16x = 7,863,039.39
  5. Step 5: Solve for x
    x = 7,863,039.39/2,713.16
  6. Step 6: Final answer
    x = 2,898.11

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