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Finding the Third Proportional to 5,320,170 and 8,254,716.75

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Solution

The third proportional to 5,320,170 and 8,254,716.75 is: 12,807,926.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,170 : 8,254,716.75 = 8,254,716.75 : x
  2. Step 2: Convert to fraction form
    5,320,170/8,254,716.75 = 8,254,716.75/x
  3. Step 3: Cross multiply
    5,320,170x = 8,254,716.75 × 8,254,716.75
  4. Step 4: Simplify right side
    5,320,170x = 68,140,348,622,730.56
  5. Step 5: Solve for x
    x = 68,140,348,622,730.56/5,320,170
  6. Step 6: Final answer
    x = 12,807,926.93

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.