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Finding the Third Proportional to 172,350 and 248,235

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Solution

The third proportional to 172,350 and 248,235 is: 357,531.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,350 : 248,235 = 248,235 : x
  2. Step 2: Convert to fraction form
    172,350/248,235 = 248,235/x
  3. Step 3: Cross multiply
    172,350x = 248,235 × 248,235
  4. Step 4: Simplify right side
    172,350x = 61,620,615,225
  5. Step 5: Solve for x
    x = 61,620,615,225/172,350
  6. Step 6: Final answer
    x = 357,531.86

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.