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Finding the Third Proportional to 119,743.50 and 166,491.75

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Solution

The third proportional to 119,743.50 and 166,491.75 is: 231,490.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,743.50 : 166,491.75 = 166,491.75 : x
  2. Step 2: Convert to fraction form
    119,743.50/166,491.75 = 166,491.75/x
  3. Step 3: Cross multiply
    119,743.50x = 166,491.75 × 166,491.75
  4. Step 4: Simplify right side
    119,743.50x = 27,719,502,818.06
  5. Step 5: Solve for x
    x = 27,719,502,818.06/119,743.50
  6. Step 6: Final answer
    x = 231,490.67

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.