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Finding the Fourth Proportional to 250.59, 374.72 and 223.33

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Solution

The fourth proportional to 250.59, 374.72 and 223.33 is: 333.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.59 : 374.72 = 223.33 : x
  2. Step 2: Convert to fraction form
    250.59/374.72 = 223.33/x
  3. Step 3: Cross multiply
    250.59x = 374.72 × 223.33
  4. Step 4: Simplify right side
    250.59x = 83,685.84
  5. Step 5: Solve for x
    x = 83,685.84/250.59
  6. Step 6: Final answer
    x = 333.96

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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.