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Finding the Fourth Proportional to 325.01, 487.75 and 193.54

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Solution

The fourth proportional to 325.01, 487.75 and 193.54 is: 290.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    325.01 : 487.75 = 193.54 : x
  2. Step 2: Convert to fraction form
    325.01/487.75 = 193.54/x
  3. Step 3: Cross multiply
    325.01x = 487.75 × 193.54
  4. Step 4: Simplify right side
    325.01x = 94,397.79
  5. Step 5: Solve for x
    x = 94,397.79/325.01
  6. Step 6: Final answer
    x = 290.45

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