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Finding the Third Proportional to 7,226,640 and 10,568,556

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Solution

The third proportional to 7,226,640 and 10,568,556 is: 15,455,920.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226,640 : 10,568,556 = 10,568,556 : x
  2. Step 2: Convert to fraction form
    7,226,640/10,568,556 = 10,568,556/x
  3. Step 3: Cross multiply
    7,226,640x = 10,568,556 × 10,568,556
  4. Step 4: Simplify right side
    7,226,640x = 111,694,375,925,136
  5. Step 5: Solve for x
    x = 111,694,375,925,136/7,226,640
  6. Step 6: Final answer
    x = 15,455,920.86

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.