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Finding the Third Proportional to 172,359 and 248,244.75

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Solution

The third proportional to 172,359 and 248,244.75 is: 357,541.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,359 : 248,244.75 = 248,244.75 : x
  2. Step 2: Convert to fraction form
    172,359/248,244.75 = 248,244.75/x
  3. Step 3: Cross multiply
    172,359x = 248,244.75 × 248,244.75
  4. Step 4: Simplify right side
    172,359x = 61,625,455,902.56
  5. Step 5: Solve for x
    x = 61,625,455,902.56/172,359
  6. Step 6: Final answer
    x = 357,541.27

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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.