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Finding the Third Proportional to 6,422,982.75 and 8,748,495.75

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Solution

The third proportional to 6,422,982.75 and 8,748,495.75 is: 11,915,986.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422,982.75 : 8,748,495.75 = 8,748,495.75 : x
  2. Step 2: Convert to fraction form
    6,422,982.75/8,748,495.75 = 8,748,495.75/x
  3. Step 3: Cross multiply
    6,422,982.75x = 8,748,495.75 × 8,748,495.75
  4. Step 4: Simplify right side
    6,422,982.75x = 76,536,177,887,768.06
  5. Step 5: Solve for x
    x = 76,536,177,887,768.06/6,422,982.75
  6. Step 6: Final answer
    x = 11,915,986.83

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.