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Finding the Fourth Proportional to 434.22, 599.23 and 237.73

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Solution

The fourth proportional to 434.22, 599.23 and 237.73 is: 328.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    434.22 : 599.23 = 237.73 : x
  2. Step 2: Convert to fraction form
    434.22/599.23 = 237.73/x
  3. Step 3: Cross multiply
    434.22x = 599.23 × 237.73
  4. Step 4: Simplify right side
    434.22x = 142,453.76
  5. Step 5: Solve for x
    x = 142,453.76/434.22
  6. Step 6: Final answer
    x = 328.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.