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Finding the Third Proportional to 20,863,579.50 and 31,914,972

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Solution

The third proportional to 20,863,579.50 and 31,914,972 is: 48,820,262.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,863,579.50 : 31,914,972 = 31,914,972 : x
  2. Step 2: Convert to fraction form
    20,863,579.50/31,914,972 = 31,914,972/x
  3. Step 3: Cross multiply
    20,863,579.50x = 31,914,972 × 31,914,972
  4. Step 4: Simplify right side
    20,863,579.50x = 1,018,565,437,760,784
  5. Step 5: Solve for x
    x = 1,018,565,437,760,784/20,863,579.50
  6. Step 6: Final answer
    x = 48,820,262.97

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.