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Finding the Fourth Proportional to 2,236.43, 3,354.95 and 1,049.65

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Solution

The fourth proportional to 2,236.43, 3,354.95 and 1,049.65 is: 1,574.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236.43 : 3,354.95 = 1,049.65 : x
  2. Step 2: Convert to fraction form
    2,236.43/3,354.95 = 1,049.65/x
  3. Step 3: Cross multiply
    2,236.43x = 3,354.95 × 1,049.65
  4. Step 4: Simplify right side
    2,236.43x = 3,521,517.50
  5. Step 5: Solve for x
    x = 3,521,517.50/2,236.43
  6. Step 6: Final answer
    x = 1,574.61

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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.