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Finding the Third Proportional to 36,222 and 78,473.25

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Solution

The third proportional to 36,222 and 78,473.25 is: 170,008.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,222 : 78,473.25 = 78,473.25 : x
  2. Step 2: Convert to fraction form
    36,222/78,473.25 = 78,473.25/x
  3. Step 3: Cross multiply
    36,222x = 78,473.25 × 78,473.25
  4. Step 4: Simplify right side
    36,222x = 6,158,050,965.56
  5. Step 5: Solve for x
    x = 6,158,050,965.56/36,222
  6. Step 6: Final answer
    x = 170,008.58

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.