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Finding the Fourth Proportional to 437.31, 603.48 and 240.82

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Solution

The fourth proportional to 437.31, 603.48 and 240.82 is: 332.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    437.31 : 603.48 = 240.82 : x
  2. Step 2: Convert to fraction form
    437.31/603.48 = 240.82/x
  3. Step 3: Cross multiply
    437.31x = 603.48 × 240.82
  4. Step 4: Simplify right side
    437.31x = 145,330.05
  5. Step 5: Solve for x
    x = 145,330.05/437.31
  6. Step 6: Final answer
    x = 332.33

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