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Finding the Third Proportional to 7,500,872 and 11,201,898

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Solution

The third proportional to 7,500,872 and 11,201,898 is: 16,729,057.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,500,872 : 11,201,898 = 11,201,898 : x
  2. Step 2: Convert to fraction form
    7,500,872/11,201,898 = 11,201,898/x
  3. Step 3: Cross multiply
    7,500,872x = 11,201,898 × 11,201,898
  4. Step 4: Simplify right side
    7,500,872x = 125,482,518,802,404
  5. Step 5: Solve for x
    x = 125,482,518,802,404/7,500,872
  6. Step 6: Final answer
    x = 16,729,057.48

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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.