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Finding the Third Proportional to 20,976 and 32,010.75

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Solution

The third proportional to 20,976 and 32,010.75 is: 48,850.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,976 : 32,010.75 = 32,010.75 : x
  2. Step 2: Convert to fraction form
    20,976/32,010.75 = 32,010.75/x
  3. Step 3: Cross multiply
    20,976x = 32,010.75 × 32,010.75
  4. Step 4: Simplify right side
    20,976x = 1,024,688,115.56
  5. Step 5: Solve for x
    x = 1,024,688,115.56/20,976
  6. Step 6: Final answer
    x = 48,850.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.