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Finding the Third Proportional to 154,156 and 336,251.25

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Solution

The third proportional to 154,156 and 336,251.25 is: 733,444.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,156 : 336,251.25 = 336,251.25 : x
  2. Step 2: Convert to fraction form
    154,156/336,251.25 = 336,251.25/x
  3. Step 3: Cross multiply
    154,156x = 336,251.25 × 336,251.25
  4. Step 4: Simplify right side
    154,156x = 113,064,903,126.56
  5. Step 5: Solve for x
    x = 113,064,903,126.56/154,156
  6. Step 6: Final answer
    x = 733,444.71

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.