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Finding the Third Proportional to 3,250,920 and 4,782,108

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Solution

The third proportional to 3,250,920 and 4,782,108 is: 7,034,487.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,250,920 : 4,782,108 = 4,782,108 : x
  2. Step 2: Convert to fraction form
    3,250,920/4,782,108 = 4,782,108/x
  3. Step 3: Cross multiply
    3,250,920x = 4,782,108 × 4,782,108
  4. Step 4: Simplify right side
    3,250,920x = 22,868,556,923,664
  5. Step 5: Solve for x
    x = 22,868,556,923,664/3,250,920
  6. Step 6: Final answer
    x = 7,034,487.75

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.