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Finding the Fourth Proportional to 237.63, 356.46 and 146.37

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Solution

The fourth proportional to 237.63, 356.46 and 146.37 is: 219.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.63 : 356.46 = 146.37 : x
  2. Step 2: Convert to fraction form
    237.63/356.46 = 146.37/x
  3. Step 3: Cross multiply
    237.63x = 356.46 × 146.37
  4. Step 4: Simplify right side
    237.63x = 52,175.05
  5. Step 5: Solve for x
    x = 52,175.05/237.63
  6. Step 6: Final answer
    x = 219.56

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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.