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Finding the Third Proportional to 18,659,569.50 and 29,207,576.25

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Solution

The third proportional to 18,659,569.50 and 29,207,576.25 is: 45,718,231.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,659,569.50 : 29,207,576.25 = 29,207,576.25 : x
  2. Step 2: Convert to fraction form
    18,659,569.50/29,207,576.25 = 29,207,576.25/x
  3. Step 3: Cross multiply
    18,659,569.50x = 29,207,576.25 × 29,207,576.25
  4. Step 4: Simplify right side
    18,659,569.50x = 853,082,510,399,564
  5. Step 5: Solve for x
    x = 853,082,510,399,564/18,659,569.50
  6. Step 6: Final answer
    x = 45,718,231.09

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.