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Finding the Fourth Proportional to 733.59, 1,099.62 and 246.47

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Solution

The fourth proportional to 733.59, 1,099.62 and 246.47 is: 369.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    733.59 : 1,099.62 = 246.47 : x
  2. Step 2: Convert to fraction form
    733.59/1,099.62 = 246.47/x
  3. Step 3: Cross multiply
    733.59x = 1,099.62 × 246.47
  4. Step 4: Simplify right side
    733.59x = 271,022.11
  5. Step 5: Solve for x
    x = 271,022.11/733.59
  6. Step 6: Final answer
    x = 369.45

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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.