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Finding the Fourth Proportional to 8,327.00, 12,482.30 and 3,398.05

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Solution

The fourth proportional to 8,327.00, 12,482.30 and 3,398.05 is: 5,093.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327.00 : 12,482.30 = 3,398.05 : x
  2. Step 2: Convert to fraction form
    8,327.00/12,482.30 = 3,398.05/x
  3. Step 3: Cross multiply
    8,327.00x = 12,482.30 × 3,398.05
  4. Step 4: Simplify right side
    8,327.00x = 42,415,503.61
  5. Step 5: Solve for x
    x = 42,415,503.61/8,327.00
  6. Step 6: Final answer
    x = 5,093.73

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