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Finding the Third Proportional to 8,286,652.69 and 12,544,586.44

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Solution

The third proportional to 8,286,652.69 and 12,544,586.44 is: 18,990,375.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,286,652.69 : 12,544,586.44 = 12,544,586.44 : x
  2. Step 2: Convert to fraction form
    8,286,652.69/12,544,586.44 = 12,544,586.44/x
  3. Step 3: Cross multiply
    8,286,652.69x = 12,544,586.44 × 12,544,586.44
  4. Step 4: Simplify right side
    8,286,652.69x = 157,366,648,887,908.94
  5. Step 5: Solve for x
    x = 157,366,648,887,908.94/8,286,652.69
  6. Step 6: Final answer
    x = 18,990,375.83

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.