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Finding the Fourth Proportional to 1,462.91, 2,194.11 and 537.98

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Solution

The fourth proportional to 1,462.91, 2,194.11 and 537.98 is: 806.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462.91 : 2,194.11 = 537.98 : x
  2. Step 2: Convert to fraction form
    1,462.91/2,194.11 = 537.98/x
  3. Step 3: Cross multiply
    1,462.91x = 2,194.11 × 537.98
  4. Step 4: Simplify right side
    1,462.91x = 1,180,376.33
  5. Step 5: Solve for x
    x = 1,180,376.33/1,462.91
  6. Step 6: Final answer
    x = 806.87

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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.