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Finding the Third Proportional to 189,892 and 295,208

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Solution

The third proportional to 189,892 and 295,208 is: 458,933.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,892 : 295,208 = 295,208 : x
  2. Step 2: Convert to fraction form
    189,892/295,208 = 295,208/x
  3. Step 3: Cross multiply
    189,892x = 295,208 × 295,208
  4. Step 4: Simplify right side
    189,892x = 87,147,763,264
  5. Step 5: Solve for x
    x = 87,147,763,264/189,892
  6. Step 6: Final answer
    x = 458,933.31

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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.