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Finding the Fourth Proportional to 223.35, 334.46 and 202.83

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Solution

The fourth proportional to 223.35, 334.46 and 202.83 is: 303.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.35 : 334.46 = 202.83 : x
  2. Step 2: Convert to fraction form
    223.35/334.46 = 202.83/x
  3. Step 3: Cross multiply
    223.35x = 334.46 × 202.83
  4. Step 4: Simplify right side
    223.35x = 67,837.51
  5. Step 5: Solve for x
    x = 67,837.51/223.35
  6. Step 6: Final answer
    x = 303.73

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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.