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Finding the Third Proportional to 154,037 and 330,994

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Solution

The third proportional to 154,037 and 330,994 is: 711,238.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,037 : 330,994 = 330,994 : x
  2. Step 2: Convert to fraction form
    154,037/330,994 = 330,994/x
  3. Step 3: Cross multiply
    154,037x = 330,994 × 330,994
  4. Step 4: Simplify right side
    154,037x = 109,557,028,036
  5. Step 5: Solve for x
    x = 109,557,028,036/154,037
  6. Step 6: Final answer
    x = 711,238.39

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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.