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Finding the Third Proportional to 28,240.50 and 37,491

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Solution

The third proportional to 28,240.50 and 37,491 is: 49,771.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,240.50 : 37,491 = 37,491 : x
  2. Step 2: Convert to fraction form
    28,240.50/37,491 = 37,491/x
  3. Step 3: Cross multiply
    28,240.50x = 37,491 × 37,491
  4. Step 4: Simplify right side
    28,240.50x = 1,405,575,081
  5. Step 5: Solve for x
    x = 1,405,575,081/28,240.50
  6. Step 6: Final answer
    x = 49,771.61

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.