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Finding the Fourth Proportional to 4,824.72, 7,236.81 and 1,704.87

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Solution

The fourth proportional to 4,824.72, 7,236.81 and 1,704.87 is: 2,557.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,824.72 : 7,236.81 = 1,704.87 : x
  2. Step 2: Convert to fraction form
    4,824.72/7,236.81 = 1,704.87/x
  3. Step 3: Cross multiply
    4,824.72x = 7,236.81 × 1,704.87
  4. Step 4: Simplify right side
    4,824.72x = 12,337,820.26
  5. Step 5: Solve for x
    x = 12,337,820.26/4,824.72
  6. Step 6: Final answer
    x = 2,557.21

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