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Finding the Third Proportional to 15,310 and 23,271

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Solution

The third proportional to 15,310 and 23,271 is: 35,371.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,310 : 23,271 = 23,271 : x
  2. Step 2: Convert to fraction form
    15,310/23,271 = 23,271/x
  3. Step 3: Cross multiply
    15,310x = 23,271 × 23,271
  4. Step 4: Simplify right side
    15,310x = 541,539,441
  5. Step 5: Solve for x
    x = 541,539,441/15,310
  6. Step 6: Final answer
    x = 35,371.62

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.