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Finding the Third Proportional to 3,237.38 and 5,118.47

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Solution

The third proportional to 3,237.38 and 5,118.47 is: 8,092.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237.38 : 5,118.47 = 5,118.47 : x
  2. Step 2: Convert to fraction form
    3,237.38/5,118.47 = 5,118.47/x
  3. Step 3: Cross multiply
    3,237.38x = 5,118.47 × 5,118.47
  4. Step 4: Simplify right side
    3,237.38x = 26,198,722.34
  5. Step 5: Solve for x
    x = 26,198,722.34/3,237.38
  6. Step 6: Final answer
    x = 8,092.58

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.