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Finding the Fourth Proportional to 464.81, 697.10 and 190.97

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Solution

The fourth proportional to 464.81, 697.10 and 190.97 is: 286.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    464.81 : 697.10 = 190.97 : x
  2. Step 2: Convert to fraction form
    464.81/697.10 = 190.97/x
  3. Step 3: Cross multiply
    464.81x = 697.10 × 190.97
  4. Step 4: Simplify right side
    464.81x = 133,125.97
  5. Step 5: Solve for x
    x = 133,125.97/464.81
  6. Step 6: Final answer
    x = 286.41

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