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Finding the Fourth Proportional to 1,826.03, 2,740.46 and 731.12

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Solution

The fourth proportional to 1,826.03, 2,740.46 and 731.12 is: 1,097.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826.03 : 2,740.46 = 731.12 : x
  2. Step 2: Convert to fraction form
    1,826.03/2,740.46 = 731.12/x
  3. Step 3: Cross multiply
    1,826.03x = 2,740.46 × 731.12
  4. Step 4: Simplify right side
    1,826.03x = 2,003,587.76
  5. Step 5: Solve for x
    x = 2,003,587.76/1,826.03
  6. Step 6: Final answer
    x = 1,097.24

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