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Finding the Fourth Proportional to 508.04, 761.88 and 248.04

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Solution

The fourth proportional to 508.04, 761.88 and 248.04 is: 371.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    508.04 : 761.88 = 248.04 : x
  2. Step 2: Convert to fraction form
    508.04/761.88 = 248.04/x
  3. Step 3: Cross multiply
    508.04x = 761.88 × 248.04
  4. Step 4: Simplify right side
    508.04x = 188,976.72
  5. Step 5: Solve for x
    x = 188,976.72/508.04
  6. Step 6: Final answer
    x = 371.97

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