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Finding the Third Proportional to 3,315,664 and 4,985,806

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Solution

The third proportional to 3,315,664 and 4,985,806 is: 7,497,219.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,664 : 4,985,806 = 4,985,806 : x
  2. Step 2: Convert to fraction form
    3,315,664/4,985,806 = 4,985,806/x
  3. Step 3: Cross multiply
    3,315,664x = 4,985,806 × 4,985,806
  4. Step 4: Simplify right side
    3,315,664x = 24,858,261,469,636
  5. Step 5: Solve for x
    x = 24,858,261,469,636/3,315,664
  6. Step 6: Final answer
    x = 7,497,219.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.