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Finding the Third Proportional to 239,976 and 525,150

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Solution

The third proportional to 239,976 and 525,150 is: 1,149,208.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,976 : 525,150 = 525,150 : x
  2. Step 2: Convert to fraction form
    239,976/525,150 = 525,150/x
  3. Step 3: Cross multiply
    239,976x = 525,150 × 525,150
  4. Step 4: Simplify right side
    239,976x = 275,782,522,500
  5. Step 5: Solve for x
    x = 275,782,522,500/239,976
  6. Step 6: Final answer
    x = 1,149,208.76

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.