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Finding the Third Proportional to 1,972,546 and 2,520,555

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Solution

The third proportional to 1,972,546 and 2,520,555 is: 3,220,810.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,546 : 2,520,555 = 2,520,555 : x
  2. Step 2: Convert to fraction form
    1,972,546/2,520,555 = 2,520,555/x
  3. Step 3: Cross multiply
    1,972,546x = 2,520,555 × 2,520,555
  4. Step 4: Simplify right side
    1,972,546x = 6,353,197,508,025
  5. Step 5: Solve for x
    x = 6,353,197,508,025/1,972,546
  6. Step 6: Final answer
    x = 3,220,810.82

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.