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Finding the Third Proportional to 197,631,791.25 and 429,285,183

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Solution

The third proportional to 197,631,791.25 and 429,285,183 is: 932,470,262.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,631,791.25 : 429,285,183 = 429,285,183 : x
  2. Step 2: Convert to fraction form
    197,631,791.25/429,285,183 = 429,285,183/x
  3. Step 3: Cross multiply
    197,631,791.25x = 429,285,183 × 429,285,183
  4. Step 4: Simplify right side
    197,631,791.25x = 184,285,768,343,343,488
  5. Step 5: Solve for x
    x = 184,285,768,343,343,488/197,631,791.25
  6. Step 6: Final answer
    x = 932,470,262.90

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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.