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Finding the Third Proportional to 160,992.75 and 349,640.25

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Solution

The third proportional to 160,992.75 and 349,640.25 is: 759,340.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,992.75 : 349,640.25 = 349,640.25 : x
  2. Step 2: Convert to fraction form
    160,992.75/349,640.25 = 349,640.25/x
  3. Step 3: Cross multiply
    160,992.75x = 349,640.25 × 349,640.25
  4. Step 4: Simplify right side
    160,992.75x = 122,248,304,420.06
  5. Step 5: Solve for x
    x = 122,248,304,420.06/160,992.75
  6. Step 6: Final answer
    x = 759,340.43

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.