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Finding the Fourth Proportional to 1,444.41, 1,993.27 and 814.93

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Solution

The fourth proportional to 1,444.41, 1,993.27 and 814.93 is: 1,124.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444.41 : 1,993.27 = 814.93 : x
  2. Step 2: Convert to fraction form
    1,444.41/1,993.27 = 814.93/x
  3. Step 3: Cross multiply
    1,444.41x = 1,993.27 × 814.93
  4. Step 4: Simplify right side
    1,444.41x = 1,624,375.52
  5. Step 5: Solve for x
    x = 1,624,375.52/1,444.41
  6. Step 6: Final answer
    x = 1,124.59

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