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Finding the Fourth Proportional to 3,296.76, 4,922.55 and 2,809.56

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Solution

The fourth proportional to 3,296.76, 4,922.55 and 2,809.56 is: 4,195.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,296.76 : 4,922.55 = 2,809.56 : x
  2. Step 2: Convert to fraction form
    3,296.76/4,922.55 = 2,809.56/x
  3. Step 3: Cross multiply
    3,296.76x = 4,922.55 × 2,809.56
  4. Step 4: Simplify right side
    3,296.76x = 13,830,199.58
  5. Step 5: Solve for x
    x = 13,830,199.58/3,296.76
  6. Step 6: Final answer
    x = 4,195.09

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