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Finding the Fourth Proportional to 4,715.82, 7,073.82 and 1,429.02

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Solution

The fourth proportional to 4,715.82, 7,073.82 and 1,429.02 is: 2,143.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715.82 : 7,073.82 = 1,429.02 : x
  2. Step 2: Convert to fraction form
    4,715.82/7,073.82 = 1,429.02/x
  3. Step 3: Cross multiply
    4,715.82x = 7,073.82 × 1,429.02
  4. Step 4: Simplify right side
    4,715.82x = 10,108,630.26
  5. Step 5: Solve for x
    x = 10,108,630.26/4,715.82
  6. Step 6: Final answer
    x = 2,143.56

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