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Finding the Fourth Proportional to 535.82, 803.81 and 170.69

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Solution

The fourth proportional to 535.82, 803.81 and 170.69 is: 256.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    535.82 : 803.81 = 170.69 : x
  2. Step 2: Convert to fraction form
    535.82/803.81 = 170.69/x
  3. Step 3: Cross multiply
    535.82x = 803.81 × 170.69
  4. Step 4: Simplify right side
    535.82x = 137,197.46
  5. Step 5: Solve for x
    x = 137,197.46/535.82
  6. Step 6: Final answer
    x = 256.05

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