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Finding the Third Proportional to 179,322.75 and 268,638.75

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Solution

The third proportional to 179,322.75 and 268,638.75 is: 402,440.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,322.75 : 268,638.75 = 268,638.75 : x
  2. Step 2: Convert to fraction form
    179,322.75/268,638.75 = 268,638.75/x
  3. Step 3: Cross multiply
    179,322.75x = 268,638.75 × 268,638.75
  4. Step 4: Simplify right side
    179,322.75x = 72,166,778,001.56
  5. Step 5: Solve for x
    x = 72,166,778,001.56/179,322.75
  6. Step 6: Final answer
    x = 402,440.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.