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Finding the Third Proportional to 7,419,627 and 11,802,665.25

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Solution

The third proportional to 7,419,627 and 11,802,665.25 is: 18,774,920.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,419,627 : 11,802,665.25 = 11,802,665.25 : x
  2. Step 2: Convert to fraction form
    7,419,627/11,802,665.25 = 11,802,665.25/x
  3. Step 3: Cross multiply
    7,419,627x = 11,802,665.25 × 11,802,665.25
  4. Step 4: Simplify right side
    7,419,627x = 139,302,907,003,557.56
  5. Step 5: Solve for x
    x = 139,302,907,003,557.56/7,419,627
  6. Step 6: Final answer
    x = 18,774,920.49

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.