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Finding the Third Proportional to 1,721,846.25 and 3,753,715.50

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Solution

The third proportional to 1,721,846.25 and 3,753,715.50 is: 8,183,297.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,846.25 : 3,753,715.50 = 3,753,715.50 : x
  2. Step 2: Convert to fraction form
    1,721,846.25/3,753,715.50 = 3,753,715.50/x
  3. Step 3: Cross multiply
    1,721,846.25x = 3,753,715.50 × 3,753,715.50
  4. Step 4: Simplify right side
    1,721,846.25x = 14,090,380,054,940.25
  5. Step 5: Solve for x
    x = 14,090,380,054,940.25/1,721,846.25
  6. Step 6: Final answer
    x = 8,183,297.47

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.