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Finding the Third Proportional to 80,166,215.25 and 175,653,958.50

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Solution

The third proportional to 80,166,215.25 and 175,653,958.50 is: 384,879,254.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,166,215.25 : 175,653,958.50 = 175,653,958.50 : x
  2. Step 2: Convert to fraction form
    80,166,215.25/175,653,958.50 = 175,653,958.50/x
  3. Step 3: Cross multiply
    80,166,215.25x = 175,653,958.50 × 175,653,958.50
  4. Step 4: Simplify right side
    80,166,215.25x = 30,854,313,136,719,724
  5. Step 5: Solve for x
    x = 30,854,313,136,719,724/80,166,215.25
  6. Step 6: Final answer
    x = 384,879,254.19

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.