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Finding the Third Proportional to 533,214 and 817,635

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Solution

The third proportional to 533,214 and 817,635 is: 1,253,768.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,214 : 817,635 = 817,635 : x
  2. Step 2: Convert to fraction form
    533,214/817,635 = 817,635/x
  3. Step 3: Cross multiply
    533,214x = 817,635 × 817,635
  4. Step 4: Simplify right side
    533,214x = 668,526,993,225
  5. Step 5: Solve for x
    x = 668,526,993,225/533,214
  6. Step 6: Final answer
    x = 1,253,768.64

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.