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Finding the Fourth Proportional to 997.92, 1,496.59 and 596.94

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Solution

The fourth proportional to 997.92, 1,496.59 and 596.94 is: 895.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    997.92 : 1,496.59 = 596.94 : x
  2. Step 2: Convert to fraction form
    997.92/1,496.59 = 596.94/x
  3. Step 3: Cross multiply
    997.92x = 1,496.59 × 596.94
  4. Step 4: Simplify right side
    997.92x = 893,374.43
  5. Step 5: Solve for x
    x = 893,374.43/997.92
  6. Step 6: Final answer
    x = 895.24

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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.