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Finding the Fourth Proportional to 584.57, 876.78 and 151.76

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Solution

The fourth proportional to 584.57, 876.78 and 151.76 is: 227.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.57 : 876.78 = 151.76 : x
  2. Step 2: Convert to fraction form
    584.57/876.78 = 151.76/x
  3. Step 3: Cross multiply
    584.57x = 876.78 × 151.76
  4. Step 4: Simplify right side
    584.57x = 133,055.75
  5. Step 5: Solve for x
    x = 133,055.75/584.57
  6. Step 6: Final answer
    x = 227.61

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