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Finding the Third Proportional to 1,518,876 and 2,136,199

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Solution

The third proportional to 1,518,876 and 2,136,199 is: 3,004,423.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,876 : 2,136,199 = 2,136,199 : x
  2. Step 2: Convert to fraction form
    1,518,876/2,136,199 = 2,136,199/x
  3. Step 3: Cross multiply
    1,518,876x = 2,136,199 × 2,136,199
  4. Step 4: Simplify right side
    1,518,876x = 4,563,346,167,601
  5. Step 5: Solve for x
    x = 4,563,346,167,601/1,518,876
  6. Step 6: Final answer
    x = 3,004,423.12

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.