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Finding the Third Proportional to 394,783,596 and 855,398,113.50

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Solution

The third proportional to 394,783,596 and 855,398,113.50 is: 1,853,435,502.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,783,596 : 855,398,113.50 = 855,398,113.50 : x
  2. Step 2: Convert to fraction form
    394,783,596/855,398,113.50 = 855,398,113.50/x
  3. Step 3: Cross multiply
    394,783,596x = 855,398,113.50 × 855,398,113.50
  4. Step 4: Simplify right side
    394,783,596x = 731,705,932,579,358,848
  5. Step 5: Solve for x
    x = 731,705,932,579,358,848/394,783,596
  6. Step 6: Final answer
    x = 1,853,435,502.37

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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.