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Finding the Third Proportional to 230,550 and 345,825

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Solution

The third proportional to 230,550 and 345,825 is: 518,737.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,550 : 345,825 = 345,825 : x
  2. Step 2: Convert to fraction form
    230,550/345,825 = 345,825/x
  3. Step 3: Cross multiply
    230,550x = 345,825 × 345,825
  4. Step 4: Simplify right side
    230,550x = 119,594,930,625
  5. Step 5: Solve for x
    x = 119,594,930,625/230,550
  6. Step 6: Final answer
    x = 518,737.50

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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.