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Finding the Third Proportional to 3,591.70 and 5,392.41

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Solution

The third proportional to 3,591.70 and 5,392.41 is: 8,095.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.70 : 5,392.41 = 5,392.41 : x
  2. Step 2: Convert to fraction form
    3,591.70/5,392.41 = 5,392.41/x
  3. Step 3: Cross multiply
    3,591.70x = 5,392.41 × 5,392.41
  4. Step 4: Simplify right side
    3,591.70x = 29,078,045.17
  5. Step 5: Solve for x
    x = 29,078,045.17/3,591.70
  6. Step 6: Final answer
    x = 8,095.89

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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.