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Finding the Fourth Proportional to 737.44, 1,106.24 and 450.72

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Solution

The fourth proportional to 737.44, 1,106.24 and 450.72 is: 676.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.44 : 1,106.24 = 450.72 : x
  2. Step 2: Convert to fraction form
    737.44/1,106.24 = 450.72/x
  3. Step 3: Cross multiply
    737.44x = 1,106.24 × 450.72
  4. Step 4: Simplify right side
    737.44x = 498,604.49
  5. Step 5: Solve for x
    x = 498,604.49/737.44
  6. Step 6: Final answer
    x = 676.13

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1.5x scale

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.