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Finding the Fourth Proportional to 737.46, 1,105.58 and 304.92

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Solution

The fourth proportional to 737.46, 1,105.58 and 304.92 is: 457.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.46 : 1,105.58 = 304.92 : x
  2. Step 2: Convert to fraction form
    737.46/1,105.58 = 304.92/x
  3. Step 3: Cross multiply
    737.46x = 1,105.58 × 304.92
  4. Step 4: Simplify right side
    737.46x = 337,114.22
  5. Step 5: Solve for x
    x = 337,114.22/737.46
  6. Step 6: Final answer
    x = 457.13

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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.