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Finding the Third Proportional to 8,350,057 and 12,929,115

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Solution

The third proportional to 8,350,057 and 12,929,115 is: 20,019,266.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,350,057 : 12,929,115 = 12,929,115 : x
  2. Step 2: Convert to fraction form
    8,350,057/12,929,115 = 12,929,115/x
  3. Step 3: Cross multiply
    8,350,057x = 12,929,115 × 12,929,115
  4. Step 4: Simplify right side
    8,350,057x = 167,162,014,683,225
  5. Step 5: Solve for x
    x = 167,162,014,683,225/8,350,057
  6. Step 6: Final answer
    x = 20,019,266.30

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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.