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Finding the Fourth Proportional to 465.97, 698.79 and 157.76

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Solution

The fourth proportional to 465.97, 698.79 and 157.76 is: 236.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    465.97 : 698.79 = 157.76 : x
  2. Step 2: Convert to fraction form
    465.97/698.79 = 157.76/x
  3. Step 3: Cross multiply
    465.97x = 698.79 × 157.76
  4. Step 4: Simplify right side
    465.97x = 110,241.11
  5. Step 5: Solve for x
    x = 110,241.11/465.97
  6. Step 6: Final answer
    x = 236.58

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