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Finding the Third Proportional to 14,990 and 23,271

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Solution

The third proportional to 14,990 and 23,271 is: 36,126.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,990 : 23,271 = 23,271 : x
  2. Step 2: Convert to fraction form
    14,990/23,271 = 23,271/x
  3. Step 3: Cross multiply
    14,990x = 23,271 × 23,271
  4. Step 4: Simplify right side
    14,990x = 541,539,441
  5. Step 5: Solve for x
    x = 541,539,441/14,990
  6. Step 6: Final answer
    x = 36,126.71

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.