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Finding the Third Proportional to 54,670,943 and 120,485,562

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Solution

The third proportional to 54,670,943 and 120,485,562 is: 265,529,911.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,670,943 : 120,485,562 = 120,485,562 : x
  2. Step 2: Convert to fraction form
    54,670,943/120,485,562 = 120,485,562/x
  3. Step 3: Cross multiply
    54,670,943x = 120,485,562 × 120,485,562
  4. Step 4: Simplify right side
    54,670,943x = 14,516,770,650,455,844
  5. Step 5: Solve for x
    x = 14,516,770,650,455,844/54,670,943
  6. Step 6: Final answer
    x = 265,529,911.39

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.