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Finding the Fourth Proportional to 473.44, 710.15 and 226.82

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Solution

The fourth proportional to 473.44, 710.15 and 226.82 is: 340.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.44 : 710.15 = 226.82 : x
  2. Step 2: Convert to fraction form
    473.44/710.15 = 226.82/x
  3. Step 3: Cross multiply
    473.44x = 710.15 × 226.82
  4. Step 4: Simplify right side
    473.44x = 161,076.86
  5. Step 5: Solve for x
    x = 161,076.86/473.44
  6. Step 6: Final answer
    x = 340.23

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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.