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Finding the Fourth Proportional to 293.37, 437.99 and 242.12

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Solution

The fourth proportional to 293.37, 437.99 and 242.12 is: 361.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.37 : 437.99 = 242.12 : x
  2. Step 2: Convert to fraction form
    293.37/437.99 = 242.12/x
  3. Step 3: Cross multiply
    293.37x = 437.99 × 242.12
  4. Step 4: Simplify right side
    293.37x = 106,046.14
  5. Step 5: Solve for x
    x = 106,046.14/293.37
  6. Step 6: Final answer
    x = 361.48

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.