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Finding the Third Proportional to 178,630 and 246,068

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Solution

The third proportional to 178,630 and 246,068 is: 338,965.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,630 : 246,068 = 246,068 : x
  2. Step 2: Convert to fraction form
    178,630/246,068 = 246,068/x
  3. Step 3: Cross multiply
    178,630x = 246,068 × 246,068
  4. Step 4: Simplify right side
    178,630x = 60,549,460,624
  5. Step 5: Solve for x
    x = 60,549,460,624/178,630
  6. Step 6: Final answer
    x = 338,965.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.