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Finding the Third Proportional to 3,315,680 and 4,985,828

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Solution

The third proportional to 3,315,680 and 4,985,828 is: 7,497,249.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,680 : 4,985,828 = 4,985,828 : x
  2. Step 2: Convert to fraction form
    3,315,680/4,985,828 = 4,985,828/x
  3. Step 3: Cross multiply
    3,315,680x = 4,985,828 × 4,985,828
  4. Step 4: Simplify right side
    3,315,680x = 24,858,480,845,584
  5. Step 5: Solve for x
    x = 24,858,480,845,584/3,315,680
  6. Step 6: Final answer
    x = 7,497,249.69

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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.