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Finding the Third Proportional to 4,055,562 and 8,686,845

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Solution

The third proportional to 4,055,562 and 8,686,845 is: 18,606,860.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,055,562 : 8,686,845 = 8,686,845 : x
  2. Step 2: Convert to fraction form
    4,055,562/8,686,845 = 8,686,845/x
  3. Step 3: Cross multiply
    4,055,562x = 8,686,845 × 8,686,845
  4. Step 4: Simplify right side
    4,055,562x = 75,461,276,054,025
  5. Step 5: Solve for x
    x = 75,461,276,054,025/4,055,562
  6. Step 6: Final answer
    x = 18,606,860.42

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.