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Finding the Third Proportional to 204,100,041 and 315,172,930.50

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Solution

The third proportional to 204,100,041 and 315,172,930.50 is: 486,692,582.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,100,041 : 315,172,930.50 = 315,172,930.50 : x
  2. Step 2: Convert to fraction form
    204,100,041/315,172,930.50 = 315,172,930.50/x
  3. Step 3: Cross multiply
    204,100,041x = 315,172,930.50 × 315,172,930.50
  4. Step 4: Simplify right side
    204,100,041x = 99,333,976,119,957,824
  5. Step 5: Solve for x
    x = 99,333,976,119,957,824/204,100,041
  6. Step 6: Final answer
    x = 486,692,582.88

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.