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Finding the Third Proportional to 6,511,879 and 9,579,190

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Solution

The third proportional to 6,511,879 and 9,579,190 is: 14,091,306.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,511,879 : 9,579,190 = 9,579,190 : x
  2. Step 2: Convert to fraction form
    6,511,879/9,579,190 = 9,579,190/x
  3. Step 3: Cross multiply
    6,511,879x = 9,579,190 × 9,579,190
  4. Step 4: Simplify right side
    6,511,879x = 91,760,881,056,100
  5. Step 5: Solve for x
    x = 91,760,881,056,100/6,511,879
  6. Step 6: Final answer
    x = 14,091,306.22

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.