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Finding the Fourth Proportional to 3,355, 5,000.90 and 3,248.84

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Solution

The fourth proportional to 3,355, 5,000.90 and 3,248.84 is: 4,842.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355 : 5,000.90 = 3,248.84 : x
  2. Step 2: Convert to fraction form
    3,355/5,000.90 = 3,248.84/x
  3. Step 3: Cross multiply
    3,355x = 5,000.90 × 3,248.84
  4. Step 4: Simplify right side
    3,355x = 16,247,123.96
  5. Step 5: Solve for x
    x = 16,247,123.96/3,355
  6. Step 6: Final answer
    x = 4,842.66

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