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Finding the Third Proportional to 3,509,129 and 7,652,866

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Solution

The third proportional to 3,509,129 and 7,652,866 is: 16,689,713.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,129 : 7,652,866 = 7,652,866 : x
  2. Step 2: Convert to fraction form
    3,509,129/7,652,866 = 7,652,866/x
  3. Step 3: Cross multiply
    3,509,129x = 7,652,866 × 7,652,866
  4. Step 4: Simplify right side
    3,509,129x = 58,566,358,013,956
  5. Step 5: Solve for x
    x = 58,566,358,013,956/3,509,129
  6. Step 6: Final answer
    x = 16,689,713.61

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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.