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Finding the Third Proportional to 392,876,494.50 and 855,504,627

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Solution

The third proportional to 392,876,494.50 and 855,504,627 is: 1,862,896,297.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,876,494.50 : 855,504,627 = 855,504,627 : x
  2. Step 2: Convert to fraction form
    392,876,494.50/855,504,627 = 855,504,627/x
  3. Step 3: Cross multiply
    392,876,494.50x = 855,504,627 × 855,504,627
  4. Step 4: Simplify right side
    392,876,494.50x = 731,888,166,818,409,088
  5. Step 5: Solve for x
    x = 731,888,166,818,409,088/392,876,494.50
  6. Step 6: Final answer
    x = 1,862,896,297.09

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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.