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Finding the Third Proportional to 88,485,578.50 and 138,504,098

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Solution

The third proportional to 88,485,578.50 and 138,504,098 is: 216,796,742.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,485,578.50 : 138,504,098 = 138,504,098 : x
  2. Step 2: Convert to fraction form
    88,485,578.50/138,504,098 = 138,504,098/x
  3. Step 3: Cross multiply
    88,485,578.50x = 138,504,098 × 138,504,098
  4. Step 4: Simplify right side
    88,485,578.50x = 19,183,385,162,793,604
  5. Step 5: Solve for x
    x = 19,183,385,162,793,604/88,485,578.50
  6. Step 6: Final answer
    x = 216,796,742.34

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.