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Finding the Third Proportional to 55,458,586 and 119,685,949

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Solution

The third proportional to 55,458,586 and 119,685,949 is: 258,295,918.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,458,586 : 119,685,949 = 119,685,949 : x
  2. Step 2: Convert to fraction form
    55,458,586/119,685,949 = 119,685,949/x
  3. Step 3: Cross multiply
    55,458,586x = 119,685,949 × 119,685,949
  4. Step 4: Simplify right side
    55,458,586x = 14,324,726,388,030,600
  5. Step 5: Solve for x
    x = 14,324,726,388,030,600/55,458,586
  6. Step 6: Final answer
    x = 258,295,918.11

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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.