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Finding the Third Proportional to 167,244.19 and 254,787.75

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Solution

The third proportional to 167,244.19 and 254,787.75 is: 388,155.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,244.19 : 254,787.75 = 254,787.75 : x
  2. Step 2: Convert to fraction form
    167,244.19/254,787.75 = 254,787.75/x
  3. Step 3: Cross multiply
    167,244.19x = 254,787.75 × 254,787.75
  4. Step 4: Simplify right side
    167,244.19x = 64,916,797,550.06
  5. Step 5: Solve for x
    x = 64,916,797,550.06/167,244.19
  6. Step 6: Final answer
    x = 388,155.78

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.