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Finding the Third Proportional to 56,511,620 and 122,054,416

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Solution

The third proportional to 56,511,620 and 122,054,416 is: 263,614,464.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,511,620 : 122,054,416 = 122,054,416 : x
  2. Step 2: Convert to fraction form
    56,511,620/122,054,416 = 122,054,416/x
  3. Step 3: Cross multiply
    56,511,620x = 122,054,416 × 122,054,416
  4. Step 4: Simplify right side
    56,511,620x = 14,897,280,465,101,056
  5. Step 5: Solve for x
    x = 14,897,280,465,101,056/56,511,620
  6. Step 6: Final answer
    x = 263,614,464.87

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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.