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Finding the Third Proportional to 12,040,720 and 18,444,696

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Solution

The third proportional to 12,040,720 and 18,444,696 is: 28,254,689.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,040,720 : 18,444,696 = 18,444,696 : x
  2. Step 2: Convert to fraction form
    12,040,720/18,444,696 = 18,444,696/x
  3. Step 3: Cross multiply
    12,040,720x = 18,444,696 × 18,444,696
  4. Step 4: Simplify right side
    12,040,720x = 340,206,810,532,416
  5. Step 5: Solve for x
    x = 340,206,810,532,416/12,040,720
  6. Step 6: Final answer
    x = 28,254,689.96

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.