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Finding the Fourth Proportional to 733.96, 1,101.18 and 247

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Solution

The fourth proportional to 733.96, 1,101.18 and 247 is: 370.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    733.96 : 1,101.18 = 247 : x
  2. Step 2: Convert to fraction form
    733.96/1,101.18 = 247/x
  3. Step 3: Cross multiply
    733.96x = 1,101.18 × 247
  4. Step 4: Simplify right side
    733.96x = 271,991.46
  5. Step 5: Solve for x
    x = 271,991.46/733.96
  6. Step 6: Final answer
    x = 370.58

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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.