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Finding the Fourth Proportional to 351.28, 526.88 and 248.24

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Solution

The fourth proportional to 351.28, 526.88 and 248.24 is: 372.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    351.28 : 526.88 = 248.24 : x
  2. Step 2: Convert to fraction form
    351.28/526.88 = 248.24/x
  3. Step 3: Cross multiply
    351.28x = 526.88 × 248.24
  4. Step 4: Simplify right side
    351.28x = 130,792.69
  5. Step 5: Solve for x
    x = 130,792.69/351.28
  6. Step 6: Final answer
    x = 372.33

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