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Finding the Fourth Proportional to 3,647.07, 5,473.25 and 1,456.42

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Solution

The fourth proportional to 3,647.07, 5,473.25 and 1,456.42 is: 2,185.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647.07 : 5,473.25 = 1,456.42 : x
  2. Step 2: Convert to fraction form
    3,647.07/5,473.25 = 1,456.42/x
  3. Step 3: Cross multiply
    3,647.07x = 5,473.25 × 1,456.42
  4. Step 4: Simplify right side
    3,647.07x = 7,971,350.77
  5. Step 5: Solve for x
    x = 7,971,350.77/3,647.07
  6. Step 6: Final answer
    x = 2,185.69

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