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Finding the Fourth Proportional to 598.59, 897.92 and 187.78

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Solution

The fourth proportional to 598.59, 897.92 and 187.78 is: 281.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.59 : 897.92 = 187.78 : x
  2. Step 2: Convert to fraction form
    598.59/897.92 = 187.78/x
  3. Step 3: Cross multiply
    598.59x = 897.92 × 187.78
  4. Step 4: Simplify right side
    598.59x = 168,611.42
  5. Step 5: Solve for x
    x = 168,611.42/598.59
  6. Step 6: Final answer
    x = 281.68

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