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Finding the Third Proportional to 16,828,965 and 36,861,338.25

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Solution

The third proportional to 16,828,965 and 36,861,338.25 is: 80,739,264.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,828,965 : 36,861,338.25 = 36,861,338.25 : x
  2. Step 2: Convert to fraction form
    16,828,965/36,861,338.25 = 36,861,338.25/x
  3. Step 3: Cross multiply
    16,828,965x = 36,861,338.25 × 36,861,338.25
  4. Step 4: Simplify right side
    16,828,965x = 1,358,758,257,580,913
  5. Step 5: Solve for x
    x = 1,358,758,257,580,913/16,828,965
  6. Step 6: Final answer
    x = 80,739,264.57

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.