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Finding the Third Proportional to 179,156 and 258,983

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Solution

The third proportional to 179,156 and 258,983 is: 374,378.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,156 : 258,983 = 258,983 : x
  2. Step 2: Convert to fraction form
    179,156/258,983 = 258,983/x
  3. Step 3: Cross multiply
    179,156x = 258,983 × 258,983
  4. Step 4: Simplify right side
    179,156x = 67,072,194,289
  5. Step 5: Solve for x
    x = 67,072,194,289/179,156
  6. Step 6: Final answer
    x = 374,378.72

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.