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Finding the Fourth Proportional to 604.75, 907.02 and 171.82

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Solution

The fourth proportional to 604.75, 907.02 and 171.82 is: 257.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.75 : 907.02 = 171.82 : x
  2. Step 2: Convert to fraction form
    604.75/907.02 = 171.82/x
  3. Step 3: Cross multiply
    604.75x = 907.02 × 171.82
  4. Step 4: Simplify right side
    604.75x = 155,844.18
  5. Step 5: Solve for x
    x = 155,844.18/604.75
  6. Step 6: Final answer
    x = 257.70

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