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Finding the Third Proportional to 167,339 and 254,930.25

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Solution

The third proportional to 167,339 and 254,930.25 is: 388,369.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,339 : 254,930.25 = 254,930.25 : x
  2. Step 2: Convert to fraction form
    167,339/254,930.25 = 254,930.25/x
  3. Step 3: Cross multiply
    167,339x = 254,930.25 × 254,930.25
  4. Step 4: Simplify right side
    167,339x = 64,989,432,365.06
  5. Step 5: Solve for x
    x = 64,989,432,365.06/167,339
  6. Step 6: Final answer
    x = 388,369.91

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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.