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Finding the Third Proportional to 10,318 and 14,586

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Solution

The third proportional to 10,318 and 14,586 is: 20,619.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,318 : 14,586 = 14,586 : x
  2. Step 2: Convert to fraction form
    10,318/14,586 = 14,586/x
  3. Step 3: Cross multiply
    10,318x = 14,586 × 14,586
  4. Step 4: Simplify right side
    10,318x = 212,751,396
  5. Step 5: Solve for x
    x = 212,751,396/10,318
  6. Step 6: Final answer
    x = 20,619.44

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.