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Finding the Third Proportional to 5,205,285.75 and 7,777,310.25

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Solution

The third proportional to 5,205,285.75 and 7,777,310.25 is: 11,620,217.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205,285.75 : 7,777,310.25 = 7,777,310.25 : x
  2. Step 2: Convert to fraction form
    5,205,285.75/7,777,310.25 = 7,777,310.25/x
  3. Step 3: Cross multiply
    5,205,285.75x = 7,777,310.25 × 7,777,310.25
  4. Step 4: Simplify right side
    5,205,285.75x = 60,486,554,724,755.06
  5. Step 5: Solve for x
    x = 60,486,554,724,755.06/5,205,285.75
  6. Step 6: Final answer
    x = 11,620,217.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.