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Finding the Third Proportional to 101,587 and 220,124

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Solution

The third proportional to 101,587 and 220,124 is: 476,976.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,587 : 220,124 = 220,124 : x
  2. Step 2: Convert to fraction form
    101,587/220,124 = 220,124/x
  3. Step 3: Cross multiply
    101,587x = 220,124 × 220,124
  4. Step 4: Simplify right side
    101,587x = 48,454,575,376
  5. Step 5: Solve for x
    x = 48,454,575,376/101,587
  6. Step 6: Final answer
    x = 476,976.14

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.