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Finding the Third Proportional to 15,271 and 22,055

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Solution

The third proportional to 15,271 and 22,055 is: 31,852.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,271 : 22,055 = 22,055 : x
  2. Step 2: Convert to fraction form
    15,271/22,055 = 22,055/x
  3. Step 3: Cross multiply
    15,271x = 22,055 × 22,055
  4. Step 4: Simplify right side
    15,271x = 486,423,025
  5. Step 5: Solve for x
    x = 486,423,025/15,271
  6. Step 6: Final answer
    x = 31,852.73

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.