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Finding the Third Proportional to 97,028 and 208,811

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Solution

The third proportional to 97,028 and 208,811 is: 449,375.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,028 : 208,811 = 208,811 : x
  2. Step 2: Convert to fraction form
    97,028/208,811 = 208,811/x
  3. Step 3: Cross multiply
    97,028x = 208,811 × 208,811
  4. Step 4: Simplify right side
    97,028x = 43,602,033,721
  5. Step 5: Solve for x
    x = 43,602,033,721/97,028
  6. Step 6: Final answer
    x = 449,375.79

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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.