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Finding the Third Proportional to 9,804 and 15,186

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Solution

The third proportional to 9,804 and 15,186 is: 23,522.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,804 : 15,186 = 15,186 : x
  2. Step 2: Convert to fraction form
    9,804/15,186 = 15,186/x
  3. Step 3: Cross multiply
    9,804x = 15,186 × 15,186
  4. Step 4: Simplify right side
    9,804x = 230,614,596
  5. Step 5: Solve for x
    x = 230,614,596/9,804
  6. Step 6: Final answer
    x = 23,522.50

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.