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Finding the Third Proportional to 193,899,272 and 290,161,917

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Solution

The third proportional to 193,899,272 and 290,161,917 is: 434,214,823.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,899,272 : 290,161,917 = 290,161,917 : x
  2. Step 2: Convert to fraction form
    193,899,272/290,161,917 = 290,161,917/x
  3. Step 3: Cross multiply
    193,899,272x = 290,161,917 × 290,161,917
  4. Step 4: Simplify right side
    193,899,272x = 84,193,938,077,114,896
  5. Step 5: Solve for x
    x = 84,193,938,077,114,896/193,899,272
  6. Step 6: Final answer
    x = 434,214,823.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.