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Finding the Third Proportional to 8,471,119.50 and 12,725,991

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Solution

The third proportional to 8,471,119.50 and 12,725,991 is: 19,117,998.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,471,119.50 : 12,725,991 = 12,725,991 : x
  2. Step 2: Convert to fraction form
    8,471,119.50/12,725,991 = 12,725,991/x
  3. Step 3: Cross multiply
    8,471,119.50x = 12,725,991 × 12,725,991
  4. Step 4: Simplify right side
    8,471,119.50x = 161,950,846,932,081
  5. Step 5: Solve for x
    x = 161,950,846,932,081/8,471,119.50
  6. Step 6: Final answer
    x = 19,117,998.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.