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Finding the Third Proportional to 3,721,821.75 and 8,061,948

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Solution

The third proportional to 3,721,821.75 and 8,061,948 is: 17,463,223.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721,821.75 : 8,061,948 = 8,061,948 : x
  2. Step 2: Convert to fraction form
    3,721,821.75/8,061,948 = 8,061,948/x
  3. Step 3: Cross multiply
    3,721,821.75x = 8,061,948 × 8,061,948
  4. Step 4: Simplify right side
    3,721,821.75x = 64,995,005,554,704
  5. Step 5: Solve for x
    x = 64,995,005,554,704/3,721,821.75
  6. Step 6: Final answer
    x = 17,463,223.64

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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.