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Finding the Third Proportional to 986,825 and 2,051,218

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Solution

The third proportional to 986,825 and 2,051,218 is: 4,263,669.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,825 : 2,051,218 = 2,051,218 : x
  2. Step 2: Convert to fraction form
    986,825/2,051,218 = 2,051,218/x
  3. Step 3: Cross multiply
    986,825x = 2,051,218 × 2,051,218
  4. Step 4: Simplify right side
    986,825x = 4,207,495,283,524
  5. Step 5: Solve for x
    x = 4,207,495,283,524/986,825
  6. Step 6: Final answer
    x = 4,263,669.12

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.