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Finding the Fourth Proportional to 2,913.03, 4,369.82 and 965.25

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Solution

The fourth proportional to 2,913.03, 4,369.82 and 965.25 is: 1,447.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913.03 : 4,369.82 = 965.25 : x
  2. Step 2: Convert to fraction form
    2,913.03/4,369.82 = 965.25/x
  3. Step 3: Cross multiply
    2,913.03x = 4,369.82 × 965.25
  4. Step 4: Simplify right side
    2,913.03x = 4,217,963.93
  5. Step 5: Solve for x
    x = 4,217,963.93/2,913.03
  6. Step 6: Final answer
    x = 1,447.96

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