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Finding the Third Proportional to 195,063 and 306,072.75

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Solution

The third proportional to 195,063 and 306,072.75 is: 480,257.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,063 : 306,072.75 = 306,072.75 : x
  2. Step 2: Convert to fraction form
    195,063/306,072.75 = 306,072.75/x
  3. Step 3: Cross multiply
    195,063x = 306,072.75 × 306,072.75
  4. Step 4: Simplify right side
    195,063x = 93,680,528,292.56
  5. Step 5: Solve for x
    x = 93,680,528,292.56/195,063
  6. Step 6: Final answer
    x = 480,257.81

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.