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Finding the Fourth Proportional to 283.16, 424.76 and 180.65

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Solution

The fourth proportional to 283.16, 424.76 and 180.65 is: 270.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    283.16 : 424.76 = 180.65 : x
  2. Step 2: Convert to fraction form
    283.16/424.76 = 180.65/x
  3. Step 3: Cross multiply
    283.16x = 424.76 × 180.65
  4. Step 4: Simplify right side
    283.16x = 76,732.89
  5. Step 5: Solve for x
    x = 76,732.89/283.16
  6. Step 6: Final answer
    x = 270.99

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