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Finding the Third Proportional to 220,180.50 and 340,218

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Solution

The third proportional to 220,180.50 and 340,218 is: 525,697.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,180.50 : 340,218 = 340,218 : x
  2. Step 2: Convert to fraction form
    220,180.50/340,218 = 340,218/x
  3. Step 3: Cross multiply
    220,180.50x = 340,218 × 340,218
  4. Step 4: Simplify right side
    220,180.50x = 115,748,287,524
  5. Step 5: Solve for x
    x = 115,748,287,524/220,180.50
  6. Step 6: Final answer
    x = 525,697.27

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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.