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Finding the Fourth Proportional to 737.44, 1,106.25 and 243.67

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Solution

The fourth proportional to 737.44, 1,106.25 and 243.67 is: 365.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.44 : 1,106.25 = 243.67 : x
  2. Step 2: Convert to fraction form
    737.44/1,106.25 = 243.67/x
  3. Step 3: Cross multiply
    737.44x = 1,106.25 × 243.67
  4. Step 4: Simplify right side
    737.44x = 269,559.94
  5. Step 5: Solve for x
    x = 269,559.94/737.44
  6. Step 6: Final answer
    x = 365.53

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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.