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Finding the Fourth Proportional to 464.24, 696.09 and 247.70

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Solution

The fourth proportional to 464.24, 696.09 and 247.70 is: 371.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    464.24 : 696.09 = 247.70 : x
  2. Step 2: Convert to fraction form
    464.24/696.09 = 247.70/x
  3. Step 3: Cross multiply
    464.24x = 696.09 × 247.70
  4. Step 4: Simplify right side
    464.24x = 172,421.49
  5. Step 5: Solve for x
    x = 172,421.49/464.24
  6. Step 6: Final answer
    x = 371.41

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