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Finding the Third Proportional to 8,587,206 and 18,519,583.50

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Solution

The third proportional to 8,587,206 and 18,519,583.50 is: 39,940,228.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,587,206 : 18,519,583.50 = 18,519,583.50 : x
  2. Step 2: Convert to fraction form
    8,587,206/18,519,583.50 = 18,519,583.50/x
  3. Step 3: Cross multiply
    8,587,206x = 18,519,583.50 × 18,519,583.50
  4. Step 4: Simplify right side
    8,587,206x = 342,974,973,013,472.25
  5. Step 5: Solve for x
    x = 342,974,973,013,472.25/8,587,206
  6. Step 6: Final answer
    x = 39,940,228.87

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.