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Finding the Third Proportional to 159,850 and 238,678

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Solution

The third proportional to 159,850 and 238,678 is: 356,379.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,850 : 238,678 = 238,678 : x
  2. Step 2: Convert to fraction form
    159,850/238,678 = 238,678/x
  3. Step 3: Cross multiply
    159,850x = 238,678 × 238,678
  4. Step 4: Simplify right side
    159,850x = 56,967,187,684
  5. Step 5: Solve for x
    x = 56,967,187,684/159,850
  6. Step 6: Final answer
    x = 356,379.03

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.