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Finding the Third Proportional to 3,255,770 and 7,072,018

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Solution

The third proportional to 3,255,770 and 7,072,018 is: 15,361,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255,770 : 7,072,018 = 7,072,018 : x
  2. Step 2: Convert to fraction form
    3,255,770/7,072,018 = 7,072,018/x
  3. Step 3: Cross multiply
    3,255,770x = 7,072,018 × 7,072,018
  4. Step 4: Simplify right side
    3,255,770x = 50,013,438,592,324
  5. Step 5: Solve for x
    x = 50,013,438,592,324/3,255,770
  6. Step 6: Final answer
    x = 15,361,477.80

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.