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Finding the Fourth Proportional to 737.59, 1,106.38 and 372.68

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Solution

The fourth proportional to 737.59, 1,106.38 and 372.68 is: 559.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.59 : 1,106.38 = 372.68 : x
  2. Step 2: Convert to fraction form
    737.59/1,106.38 = 372.68/x
  3. Step 3: Cross multiply
    737.59x = 1,106.38 × 372.68
  4. Step 4: Simplify right side
    737.59x = 412,325.70
  5. Step 5: Solve for x
    x = 412,325.70/737.59
  6. Step 6: Final answer
    x = 559.02

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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.