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Finding the Third Proportional to 1,131,520 and 2,440,187

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Solution

The third proportional to 1,131,520 and 2,440,187 is: 5,262,401.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,520 : 2,440,187 = 2,440,187 : x
  2. Step 2: Convert to fraction form
    1,131,520/2,440,187 = 2,440,187/x
  3. Step 3: Cross multiply
    1,131,520x = 2,440,187 × 2,440,187
  4. Step 4: Simplify right side
    1,131,520x = 5,954,512,594,969
  5. Step 5: Solve for x
    x = 5,954,512,594,969/1,131,520
  6. Step 6: Final answer
    x = 5,262,401.54

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.