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Finding the Third Proportional to 3,831,698.25 and 5,763,642.75

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Solution

The third proportional to 3,831,698.25 and 5,763,642.75 is: 8,669,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,831,698.25 : 5,763,642.75 = 5,763,642.75 : x
  2. Step 2: Convert to fraction form
    3,831,698.25/5,763,642.75 = 5,763,642.75/x
  3. Step 3: Cross multiply
    3,831,698.25x = 5,763,642.75 × 5,763,642.75
  4. Step 4: Simplify right side
    3,831,698.25x = 33,219,577,749,627.56
  5. Step 5: Solve for x
    x = 33,219,577,749,627.56/3,831,698.25
  6. Step 6: Final answer
    x = 8,669,674.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.