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Finding the Third Proportional to 36,470.25 and 53,520.75

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Solution

The third proportional to 36,470.25 and 53,520.75 is: 78,542.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,470.25 : 53,520.75 = 53,520.75 : x
  2. Step 2: Convert to fraction form
    36,470.25/53,520.75 = 53,520.75/x
  3. Step 3: Cross multiply
    36,470.25x = 53,520.75 × 53,520.75
  4. Step 4: Simplify right side
    36,470.25x = 2,864,470,680.56
  5. Step 5: Solve for x
    x = 2,864,470,680.56/36,470.25
  6. Step 6: Final answer
    x = 78,542.67

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.