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Finding the Third Proportional to 5,451,672 and 11,893,576

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Solution

The third proportional to 5,451,672 and 11,893,576 is: 25,947,479.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451,672 : 11,893,576 = 11,893,576 : x
  2. Step 2: Convert to fraction form
    5,451,672/11,893,576 = 11,893,576/x
  3. Step 3: Cross multiply
    5,451,672x = 11,893,576 × 11,893,576
  4. Step 4: Simplify right side
    5,451,672x = 141,457,150,067,776
  5. Step 5: Solve for x
    x = 141,457,150,067,776/5,451,672
  6. Step 6: Final answer
    x = 25,947,479.98

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.