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Finding the Third Proportional to 7,498,800 and 11,199,123

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Solution

The third proportional to 7,498,800 and 11,199,123 is: 16,725,390.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,498,800 : 11,199,123 = 11,199,123 : x
  2. Step 2: Convert to fraction form
    7,498,800/11,199,123 = 11,199,123/x
  3. Step 3: Cross multiply
    7,498,800x = 11,199,123 × 11,199,123
  4. Step 4: Simplify right side
    7,498,800x = 125,420,355,969,129
  5. Step 5: Solve for x
    x = 125,420,355,969,129/7,498,800
  6. Step 6: Final answer
    x = 16,725,390.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.