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Finding the Third Proportional to 144,001 and 310,079

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Solution

The third proportional to 144,001 and 310,079 is: 667,696.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,001 : 310,079 = 310,079 : x
  2. Step 2: Convert to fraction form
    144,001/310,079 = 310,079/x
  3. Step 3: Cross multiply
    144,001x = 310,079 × 310,079
  4. Step 4: Simplify right side
    144,001x = 96,148,986,241
  5. Step 5: Solve for x
    x = 96,148,986,241/144,001
  6. Step 6: Final answer
    x = 667,696.66

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.