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Finding the Fourth Proportional to 737.22, 1,104.28 and 505.02

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Solution

The fourth proportional to 737.22, 1,104.28 and 505.02 is: 756.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.22 : 1,104.28 = 505.02 : x
  2. Step 2: Convert to fraction form
    737.22/1,104.28 = 505.02/x
  3. Step 3: Cross multiply
    737.22x = 1,104.28 × 505.02
  4. Step 4: Simplify right side
    737.22x = 557,682.22
  5. Step 5: Solve for x
    x = 557,682.22/737.22
  6. Step 6: Final answer
    x = 756.47

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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.