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Finding the Fourth Proportional to 737.50, 1,106.26 and 224.50

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Solution

The fourth proportional to 737.50, 1,106.26 and 224.50 is: 336.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.50 : 1,106.26 = 224.50 : x
  2. Step 2: Convert to fraction form
    737.50/1,106.26 = 224.50/x
  3. Step 3: Cross multiply
    737.50x = 1,106.26 × 224.50
  4. Step 4: Simplify right side
    737.50x = 248,355.37
  5. Step 5: Solve for x
    x = 248,355.37/737.50
  6. Step 6: Final answer
    x = 336.75

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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.