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Finding the Third Proportional to 6,439,608 and 8,714,628

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Solution

The third proportional to 6,439,608 and 8,714,628 is: 11,793,379.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,439,608 : 8,714,628 = 8,714,628 : x
  2. Step 2: Convert to fraction form
    6,439,608/8,714,628 = 8,714,628/x
  3. Step 3: Cross multiply
    6,439,608x = 8,714,628 × 8,714,628
  4. Step 4: Simplify right side
    6,439,608x = 75,944,741,178,384
  5. Step 5: Solve for x
    x = 75,944,741,178,384/6,439,608
  6. Step 6: Final answer
    x = 11,793,379.53

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.