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Finding the Third Proportional to 56,512,686 and 122,059,788

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Solution

The third proportional to 56,512,686 and 122,059,788 is: 263,632,697.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,512,686 : 122,059,788 = 122,059,788 : x
  2. Step 2: Convert to fraction form
    56,512,686/122,059,788 = 122,059,788/x
  3. Step 3: Cross multiply
    56,512,686x = 122,059,788 × 122,059,788
  4. Step 4: Simplify right side
    56,512,686x = 14,898,591,846,604,944
  5. Step 5: Solve for x
    x = 14,898,591,846,604,944/56,512,686
  6. Step 6: Final answer
    x = 263,632,697.38

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.