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Finding the Fourth Proportional to 608.70, 912.94 and 175.76

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Solution

The fourth proportional to 608.70, 912.94 and 175.76 is: 263.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    608.70 : 912.94 = 175.76 : x
  2. Step 2: Convert to fraction form
    608.70/912.94 = 175.76/x
  3. Step 3: Cross multiply
    608.70x = 912.94 × 175.76
  4. Step 4: Simplify right side
    608.70x = 160,458.33
  5. Step 5: Solve for x
    x = 160,458.33/608.70
  6. Step 6: Final answer
    x = 263.61

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