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Finding the Fourth Proportional to 304.02, 455.52 and 226.56

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Solution

The fourth proportional to 304.02, 455.52 and 226.56 is: 339.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    304.02 : 455.52 = 226.56 : x
  2. Step 2: Convert to fraction form
    304.02/455.52 = 226.56/x
  3. Step 3: Cross multiply
    304.02x = 455.52 × 226.56
  4. Step 4: Simplify right side
    304.02x = 103,202.61
  5. Step 5: Solve for x
    x = 103,202.61/304.02
  6. Step 6: Final answer
    x = 339.46

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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.