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Finding the Third Proportional to 170,769.38 and 254,767.50

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Solution

The third proportional to 170,769.38 and 254,767.50 is: 380,082.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,769.38 : 254,767.50 = 254,767.50 : x
  2. Step 2: Convert to fraction form
    170,769.38/254,767.50 = 254,767.50/x
  3. Step 3: Cross multiply
    170,769.38x = 254,767.50 × 254,767.50
  4. Step 4: Simplify right side
    170,769.38x = 64,906,479,056.25
  5. Step 5: Solve for x
    x = 64,906,479,056.25/170,769.38
  6. Step 6: Final answer
    x = 380,082.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.