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Finding the Third Proportional to 73,245.75 and 156,859.50

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Solution

The third proportional to 73,245.75 and 156,859.50 is: 335,922.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,245.75 : 156,859.50 = 156,859.50 : x
  2. Step 2: Convert to fraction form
    73,245.75/156,859.50 = 156,859.50/x
  3. Step 3: Cross multiply
    73,245.75x = 156,859.50 × 156,859.50
  4. Step 4: Simplify right side
    73,245.75x = 24,604,902,740.25
  5. Step 5: Solve for x
    x = 24,604,902,740.25/73,245.75
  6. Step 6: Final answer
    x = 335,922.60

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.