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Finding the Third Proportional to 101,050 and 207,931

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Solution

The third proportional to 101,050 and 207,931 is: 427,860.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,050 : 207,931 = 207,931 : x
  2. Step 2: Convert to fraction form
    101,050/207,931 = 207,931/x
  3. Step 3: Cross multiply
    101,050x = 207,931 × 207,931
  4. Step 4: Simplify right side
    101,050x = 43,235,300,761
  5. Step 5: Solve for x
    x = 43,235,300,761/101,050
  6. Step 6: Final answer
    x = 427,860.47

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.