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Finding the Third Proportional to 3,309,869.25 and 5,061,123

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Solution

The third proportional to 3,309,869.25 and 5,061,123 is: 7,738,966.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309,869.25 : 5,061,123 = 5,061,123 : x
  2. Step 2: Convert to fraction form
    3,309,869.25/5,061,123 = 5,061,123/x
  3. Step 3: Cross multiply
    3,309,869.25x = 5,061,123 × 5,061,123
  4. Step 4: Simplify right side
    3,309,869.25x = 25,614,966,021,129
  5. Step 5: Solve for x
    x = 25,614,966,021,129/3,309,869.25
  6. Step 6: Final answer
    x = 7,738,966.13

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.