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Finding the Fourth Proportional to 6,813.76, 10,212.96 and 3,353.44

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Solution

The fourth proportional to 6,813.76, 10,212.96 and 3,353.44 is: 5,026.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,813.76 : 10,212.96 = 3,353.44 : x
  2. Step 2: Convert to fraction form
    6,813.76/10,212.96 = 3,353.44/x
  3. Step 3: Cross multiply
    6,813.76x = 10,212.96 × 3,353.44
  4. Step 4: Simplify right side
    6,813.76x = 34,248,548.58
  5. Step 5: Solve for x
    x = 34,248,548.58/6,813.76
  6. Step 6: Final answer
    x = 5,026.38

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