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Finding the Third Proportional to 56,508,578 and 122,049,412

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Solution

The third proportional to 56,508,578 and 122,049,412 is: 263,607,039.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,508,578 : 122,049,412 = 122,049,412 : x
  2. Step 2: Convert to fraction form
    56,508,578/122,049,412 = 122,049,412/x
  3. Step 3: Cross multiply
    56,508,578x = 122,049,412 × 122,049,412
  4. Step 4: Simplify right side
    56,508,578x = 14,896,058,969,545,744
  5. Step 5: Solve for x
    x = 14,896,058,969,545,744/56,508,578
  6. Step 6: Final answer
    x = 263,607,039.79

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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.