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Finding the Third Proportional to 191,923,326 and 417,922,812

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Solution

The third proportional to 191,923,326 and 417,922,812 is: 910,048,197.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,923,326 : 417,922,812 = 417,922,812 : x
  2. Step 2: Convert to fraction form
    191,923,326/417,922,812 = 417,922,812/x
  3. Step 3: Cross multiply
    191,923,326x = 417,922,812 × 417,922,812
  4. Step 4: Simplify right side
    191,923,326x = 174,659,476,789,987,328
  5. Step 5: Solve for x
    x = 174,659,476,789,987,328/191,923,326
  6. Step 6: Final answer
    x = 910,048,197.01

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.