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Finding the Fourth Proportional to 397.04, 595.55 and 108.48

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Solution

The fourth proportional to 397.04, 595.55 and 108.48 is: 162.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    397.04 : 595.55 = 108.48 : x
  2. Step 2: Convert to fraction form
    397.04/595.55 = 108.48/x
  3. Step 3: Cross multiply
    397.04x = 595.55 × 108.48
  4. Step 4: Simplify right side
    397.04x = 64,604.72
  5. Step 5: Solve for x
    x = 64,604.72/397.04
  6. Step 6: Final answer
    x = 162.72

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