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Finding the Third Proportional to 15,219 and 22,865

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Solution

The third proportional to 15,219 and 22,865 is: 34,352.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,219 : 22,865 = 22,865 : x
  2. Step 2: Convert to fraction form
    15,219/22,865 = 22,865/x
  3. Step 3: Cross multiply
    15,219x = 22,865 × 22,865
  4. Step 4: Simplify right side
    15,219x = 522,808,225
  5. Step 5: Solve for x
    x = 522,808,225/15,219
  6. Step 6: Final answer
    x = 34,352.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.