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Finding the Fourth Proportional to 358.36, 537.54 and 327.04

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Solution

The fourth proportional to 358.36, 537.54 and 327.04 is: 490.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    358.36 : 537.54 = 327.04 : x
  2. Step 2: Convert to fraction form
    358.36/537.54 = 327.04/x
  3. Step 3: Cross multiply
    358.36x = 537.54 × 327.04
  4. Step 4: Simplify right side
    358.36x = 175,797.08
  5. Step 5: Solve for x
    x = 175,797.08/358.36
  6. Step 6: Final answer
    x = 490.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.