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Finding the Third Proportional to 79,894,383.75 and 171,923,316.75

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Solution

The third proportional to 79,894,383.75 and 171,923,316.75 is: 369,958,756.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,894,383.75 : 171,923,316.75 = 171,923,316.75 : x
  2. Step 2: Convert to fraction form
    79,894,383.75/171,923,316.75 = 171,923,316.75/x
  3. Step 3: Cross multiply
    79,894,383.75x = 171,923,316.75 × 171,923,316.75
  4. Step 4: Simplify right side
    79,894,383.75x = 29,557,626,842,320,832
  5. Step 5: Solve for x
    x = 29,557,626,842,320,832/79,894,383.75
  6. Step 6: Final answer
    x = 369,958,756.24

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.