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Finding the Third Proportional to 9,077.50 and 20,099

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Solution

The third proportional to 9,077.50 and 20,099 is: 44,502.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,077.50 : 20,099 = 20,099 : x
  2. Step 2: Convert to fraction form
    9,077.50/20,099 = 20,099/x
  3. Step 3: Cross multiply
    9,077.50x = 20,099 × 20,099
  4. Step 4: Simplify right side
    9,077.50x = 403,969,801
  5. Step 5: Solve for x
    x = 403,969,801/9,077.50
  6. Step 6: Final answer
    x = 44,502.32

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.