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Finding the Third Proportional to 19,183,229.50 and 40,139,963

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Solution

The third proportional to 19,183,229.50 and 40,139,963 is: 83,990,895.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,183,229.50 : 40,139,963 = 40,139,963 : x
  2. Step 2: Convert to fraction form
    19,183,229.50/40,139,963 = 40,139,963/x
  3. Step 3: Cross multiply
    19,183,229.50x = 40,139,963 × 40,139,963
  4. Step 4: Simplify right side
    19,183,229.50x = 1,611,216,629,641,369
  5. Step 5: Solve for x
    x = 1,611,216,629,641,369/19,183,229.50
  6. Step 6: Final answer
    x = 83,990,895.78

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.