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Finding the Third Proportional to 3,636 and 8,534

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Solution

The third proportional to 3,636 and 8,534 is: 20,030.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636 : 8,534 = 8,534 : x
  2. Step 2: Convert to fraction form
    3,636/8,534 = 8,534/x
  3. Step 3: Cross multiply
    3,636x = 8,534 × 8,534
  4. Step 4: Simplify right side
    3,636x = 72,829,156
  5. Step 5: Solve for x
    x = 72,829,156/3,636
  6. Step 6: Final answer
    x = 20,030.02

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.