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Finding the Fourth Proportional to 733.68, 1,012.02 and 536.82

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Solution

The fourth proportional to 733.68, 1,012.02 and 536.82 is: 740.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    733.68 : 1,012.02 = 536.82 : x
  2. Step 2: Convert to fraction form
    733.68/1,012.02 = 536.82/x
  3. Step 3: Cross multiply
    733.68x = 1,012.02 × 536.82
  4. Step 4: Simplify right side
    733.68x = 543,272.58
  5. Step 5: Solve for x
    x = 543,272.58/733.68
  6. Step 6: Final answer
    x = 740.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.