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Finding the Third Proportional to 96,509 and 212,650

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Solution

The third proportional to 96,509 and 212,650 is: 468,557.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,509 : 212,650 = 212,650 : x
  2. Step 2: Convert to fraction form
    96,509/212,650 = 212,650/x
  3. Step 3: Cross multiply
    96,509x = 212,650 × 212,650
  4. Step 4: Simplify right side
    96,509x = 45,220,022,500
  5. Step 5: Solve for x
    x = 45,220,022,500/96,509
  6. Step 6: Final answer
    x = 468,557.57

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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.