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Finding the Fourth Proportional to 532, 798.32 and 228

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Solution

The fourth proportional to 532, 798.32 and 228 is: 342.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    532 : 798.32 = 228 : x
  2. Step 2: Convert to fraction form
    532/798.32 = 228/x
  3. Step 3: Cross multiply
    532x = 798.32 × 228
  4. Step 4: Simplify right side
    532x = 182,016.96
  5. Step 5: Solve for x
    x = 182,016.96/532
  6. Step 6: Final answer
    x = 342.14

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