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Finding the Fourth Proportional to 1,366.00, 2,049.02 and 441.48

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Solution

The fourth proportional to 1,366.00, 2,049.02 and 441.48 is: 662.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366.00 : 2,049.02 = 441.48 : x
  2. Step 2: Convert to fraction form
    1,366.00/2,049.02 = 441.48/x
  3. Step 3: Cross multiply
    1,366.00x = 2,049.02 × 441.48
  4. Step 4: Simplify right side
    1,366.00x = 904,609.72
  5. Step 5: Solve for x
    x = 904,609.72/1,366.00
  6. Step 6: Final answer
    x = 662.23

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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.