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Finding the Fourth Proportional to 569.22, 853.80 and 158.32

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Solution

The fourth proportional to 569.22, 853.80 and 158.32 is: 237.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    569.22 : 853.80 = 158.32 : x
  2. Step 2: Convert to fraction form
    569.22/853.80 = 158.32/x
  3. Step 3: Cross multiply
    569.22x = 853.80 × 158.32
  4. Step 4: Simplify right side
    569.22x = 135,173.62
  5. Step 5: Solve for x
    x = 135,173.62/569.22
  6. Step 6: Final answer
    x = 237.47

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