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Finding the Third Proportional to 159,516.50 and 350,480

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Solution

The third proportional to 159,516.50 and 350,480 is: 770,053.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,516.50 : 350,480 = 350,480 : x
  2. Step 2: Convert to fraction form
    159,516.50/350,480 = 350,480/x
  3. Step 3: Cross multiply
    159,516.50x = 350,480 × 350,480
  4. Step 4: Simplify right side
    159,516.50x = 122,836,230,400
  5. Step 5: Solve for x
    x = 122,836,230,400/159,516.50
  6. Step 6: Final answer
    x = 770,053.45

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.