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Finding the Fourth Proportional to 203.02, 304.06 and 170.73

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Solution

The fourth proportional to 203.02, 304.06 and 170.73 is: 255.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    203.02 : 304.06 = 170.73 : x
  2. Step 2: Convert to fraction form
    203.02/304.06 = 170.73/x
  3. Step 3: Cross multiply
    203.02x = 304.06 × 170.73
  4. Step 4: Simplify right side
    203.02x = 51,912.16
  5. Step 5: Solve for x
    x = 51,912.16/203.02
  6. Step 6: Final answer
    x = 255.70

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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.