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Finding the Fourth Proportional to 737.04, 1,103.80 and 351.76

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Solution

The fourth proportional to 737.04, 1,103.80 and 351.76 is: 526.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.04 : 1,103.80 = 351.76 : x
  2. Step 2: Convert to fraction form
    737.04/1,103.80 = 351.76/x
  3. Step 3: Cross multiply
    737.04x = 1,103.80 × 351.76
  4. Step 4: Simplify right side
    737.04x = 388,272.69
  5. Step 5: Solve for x
    x = 388,272.69/737.04
  6. Step 6: Final answer
    x = 526.80

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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.