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Finding the Third Proportional to 6,638,868 and 14,286,645

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Solution

The third proportional to 6,638,868 and 14,286,645 is: 30,744,431.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,638,868 : 14,286,645 = 14,286,645 : x
  2. Step 2: Convert to fraction form
    6,638,868/14,286,645 = 14,286,645/x
  3. Step 3: Cross multiply
    6,638,868x = 14,286,645 × 14,286,645
  4. Step 4: Simplify right side
    6,638,868x = 204,108,225,356,025
  5. Step 5: Solve for x
    x = 204,108,225,356,025/6,638,868
  6. Step 6: Final answer
    x = 30,744,431.94

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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.