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Finding the Third Proportional to 8,727 and 13,354.50

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Solution

The third proportional to 8,727 and 13,354.50 is: 20,435.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,727 : 13,354.50 = 13,354.50 : x
  2. Step 2: Convert to fraction form
    8,727/13,354.50 = 13,354.50/x
  3. Step 3: Cross multiply
    8,727x = 13,354.50 × 13,354.50
  4. Step 4: Simplify right side
    8,727x = 178,342,670.25
  5. Step 5: Solve for x
    x = 178,342,670.25/8,727
  6. Step 6: Final answer
    x = 20,435.74

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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.