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Finding the Third Proportional to 9,435 and 20,683

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Solution

The third proportional to 9,435 and 20,683 is: 45,340.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,435 : 20,683 = 20,683 : x
  2. Step 2: Convert to fraction form
    9,435/20,683 = 20,683/x
  3. Step 3: Cross multiply
    9,435x = 20,683 × 20,683
  4. Step 4: Simplify right side
    9,435x = 427,786,489
  5. Step 5: Solve for x
    x = 427,786,489/9,435
  6. Step 6: Final answer
    x = 45,340.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.