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Finding the Fourth Proportional to 559.76, 839.76 and 175

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Solution

The fourth proportional to 559.76, 839.76 and 175 is: 262.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    559.76 : 839.76 = 175 : x
  2. Step 2: Convert to fraction form
    559.76/839.76 = 175/x
  3. Step 3: Cross multiply
    559.76x = 839.76 × 175
  4. Step 4: Simplify right side
    559.76x = 146,958
  5. Step 5: Solve for x
    x = 146,958/559.76
  6. Step 6: Final answer
    x = 262.54

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