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Finding the Fourth Proportional to 227.04, 340.23 and 168.99

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Solution

The fourth proportional to 227.04, 340.23 and 168.99 is: 253.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.04 : 340.23 = 168.99 : x
  2. Step 2: Convert to fraction form
    227.04/340.23 = 168.99/x
  3. Step 3: Cross multiply
    227.04x = 340.23 × 168.99
  4. Step 4: Simplify right side
    227.04x = 57,496.27
  5. Step 5: Solve for x
    x = 57,496.27/227.04
  6. Step 6: Final answer
    x = 253.24

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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.