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Finding the Third Proportional to 28,249.50 and 38,323

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Solution

The third proportional to 28,249.50 and 38,323 is: 51,988.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,249.50 : 38,323 = 38,323 : x
  2. Step 2: Convert to fraction form
    28,249.50/38,323 = 38,323/x
  3. Step 3: Cross multiply
    28,249.50x = 38,323 × 38,323
  4. Step 4: Simplify right side
    28,249.50x = 1,468,652,329
  5. Step 5: Solve for x
    x = 1,468,652,329/28,249.50
  6. Step 6: Final answer
    x = 51,988.61

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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.