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Finding the Third Proportional to 5,400,953 and 11,729,173

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Solution

The third proportional to 5,400,953 and 11,729,173 is: 25,472,078.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400,953 : 11,729,173 = 11,729,173 : x
  2. Step 2: Convert to fraction form
    5,400,953/11,729,173 = 11,729,173/x
  3. Step 3: Cross multiply
    5,400,953x = 11,729,173 × 11,729,173
  4. Step 4: Simplify right side
    5,400,953x = 137,573,499,263,929
  5. Step 5: Solve for x
    x = 137,573,499,263,929/5,400,953
  6. Step 6: Final answer
    x = 25,472,078.59

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.