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Finding the Third Proportional to 10,286 and 14,565

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Solution

The third proportional to 10,286 and 14,565 is: 20,624.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,286 : 14,565 = 14,565 : x
  2. Step 2: Convert to fraction form
    10,286/14,565 = 14,565/x
  3. Step 3: Cross multiply
    10,286x = 14,565 × 14,565
  4. Step 4: Simplify right side
    10,286x = 212,139,225
  5. Step 5: Solve for x
    x = 212,139,225/10,286
  6. Step 6: Final answer
    x = 20,624.07

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.