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Finding the Third Proportional to 12,984,022.50 and 20,262,123

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Solution

The third proportional to 12,984,022.50 and 20,262,123 is: 31,619,910.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,984,022.50 : 20,262,123 = 20,262,123 : x
  2. Step 2: Convert to fraction form
    12,984,022.50/20,262,123 = 20,262,123/x
  3. Step 3: Cross multiply
    12,984,022.50x = 20,262,123 × 20,262,123
  4. Step 4: Simplify right side
    12,984,022.50x = 410,553,628,467,129
  5. Step 5: Solve for x
    x = 410,553,628,467,129/12,984,022.50
  6. Step 6: Final answer
    x = 31,619,910.43

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.