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Finding the Fourth Proportional to 491.28, 735.89 and 295.67

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Solution

The fourth proportional to 491.28, 735.89 and 295.67 is: 442.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    491.28 : 735.89 = 295.67 : x
  2. Step 2: Convert to fraction form
    491.28/735.89 = 295.67/x
  3. Step 3: Cross multiply
    491.28x = 735.89 × 295.67
  4. Step 4: Simplify right side
    491.28x = 217,575.44
  5. Step 5: Solve for x
    x = 217,575.44/491.28
  6. Step 6: Final answer
    x = 442.87

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