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Finding the Third Proportional to 6,318 and 15,309

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Solution

The third proportional to 6,318 and 15,309 is: 37,094.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,318 : 15,309 = 15,309 : x
  2. Step 2: Convert to fraction form
    6,318/15,309 = 15,309/x
  3. Step 3: Cross multiply
    6,318x = 15,309 × 15,309
  4. Step 4: Simplify right side
    6,318x = 234,365,481
  5. Step 5: Solve for x
    x = 234,365,481/6,318
  6. Step 6: Final answer
    x = 37,094.88

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Why These Related Problems?

These problems maintain the same ratio (2.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.