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Finding the Fourth Proportional to 244.05, 336.50 and 223.32

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Solution

The fourth proportional to 244.05, 336.50 and 223.32 is: 307.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.05 : 336.50 = 223.32 : x
  2. Step 2: Convert to fraction form
    244.05/336.50 = 223.32/x
  3. Step 3: Cross multiply
    244.05x = 336.50 × 223.32
  4. Step 4: Simplify right side
    244.05x = 75,146.06
  5. Step 5: Solve for x
    x = 75,146.06/244.05
  6. Step 6: Final answer
    x = 307.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.