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Finding the Third Proportional to 12,271,158 and 18,170,505

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Solution

The third proportional to 12,271,158 and 18,170,505 is: 26,905,957.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,271,158 : 18,170,505 = 18,170,505 : x
  2. Step 2: Convert to fraction form
    12,271,158/18,170,505 = 18,170,505/x
  3. Step 3: Cross multiply
    12,271,158x = 18,170,505 × 18,170,505
  4. Step 4: Simplify right side
    12,271,158x = 330,167,251,955,025
  5. Step 5: Solve for x
    x = 330,167,251,955,025/12,271,158
  6. Step 6: Final answer
    x = 26,905,957.20

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.