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Finding the Third Proportional to 208,600 and 247,966

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Solution

The third proportional to 208,600 and 247,966 is: 294,760.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,600 : 247,966 = 247,966 : x
  2. Step 2: Convert to fraction form
    208,600/247,966 = 247,966/x
  3. Step 3: Cross multiply
    208,600x = 247,966 × 247,966
  4. Step 4: Simplify right side
    208,600x = 61,487,137,156
  5. Step 5: Solve for x
    x = 61,487,137,156/208,600
  6. Step 6: Final answer
    x = 294,760.96

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Why These Related Problems?

These problems maintain the same ratio (1.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.