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Finding the Third Proportional to 3,611.25 and 4,897.13

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Solution

The third proportional to 3,611.25 and 4,897.13 is: 6,640.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.25 : 4,897.13 = 4,897.13 : x
  2. Step 2: Convert to fraction form
    3,611.25/4,897.13 = 4,897.13/x
  3. Step 3: Cross multiply
    3,611.25x = 4,897.13 × 4,897.13
  4. Step 4: Simplify right side
    3,611.25x = 23,981,833.27
  5. Step 5: Solve for x
    x = 23,981,833.27/3,611.25
  6. Step 6: Final answer
    x = 6,640.87

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.