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Finding the Fourth Proportional to 733.77, 1,093.48 and 732.55

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Solution

The fourth proportional to 733.77, 1,093.48 and 732.55 is: 1,091.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    733.77 : 1,093.48 = 732.55 : x
  2. Step 2: Convert to fraction form
    733.77/1,093.48 = 732.55/x
  3. Step 3: Cross multiply
    733.77x = 1,093.48 × 732.55
  4. Step 4: Simplify right side
    733.77x = 801,028.77
  5. Step 5: Solve for x
    x = 801,028.77/733.77
  6. Step 6: Final answer
    x = 1,091.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.