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Finding the Third Proportional to 3,360,919.50 and 5,165,976

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Solution

The third proportional to 3,360,919.50 and 5,165,976 is: 7,940,478.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360,919.50 : 5,165,976 = 5,165,976 : x
  2. Step 2: Convert to fraction form
    3,360,919.50/5,165,976 = 5,165,976/x
  3. Step 3: Cross multiply
    3,360,919.50x = 5,165,976 × 5,165,976
  4. Step 4: Simplify right side
    3,360,919.50x = 26,687,308,032,576
  5. Step 5: Solve for x
    x = 26,687,308,032,576/3,360,919.50
  6. Step 6: Final answer
    x = 7,940,478.20

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.