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Finding the Third Proportional to 9,486 and 20,794.50

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Solution

The third proportional to 9,486 and 20,794.50 is: 45,584.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486 : 20,794.50 = 20,794.50 : x
  2. Step 2: Convert to fraction form
    9,486/20,794.50 = 20,794.50/x
  3. Step 3: Cross multiply
    9,486x = 20,794.50 × 20,794.50
  4. Step 4: Simplify right side
    9,486x = 432,411,230.25
  5. Step 5: Solve for x
    x = 432,411,230.25/9,486
  6. Step 6: Final answer
    x = 45,584.15

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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.