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Finding the Third Proportional to 20,715.75 and 44,688.38

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Solution

The third proportional to 20,715.75 and 44,688.38 is: 96,402.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,715.75 : 44,688.38 = 44,688.38 : x
  2. Step 2: Convert to fraction form
    20,715.75/44,688.38 = 44,688.38/x
  3. Step 3: Cross multiply
    20,715.75x = 44,688.38 × 44,688.38
  4. Step 4: Simplify right side
    20,715.75x = 1,997,050,860.14
  5. Step 5: Solve for x
    x = 1,997,050,860.14/20,715.75
  6. Step 6: Final answer
    x = 96,402.54

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.