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Finding the Third Proportional to 16,978,888.41 and 36,646,624.97

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Solution

The third proportional to 16,978,888.41 and 36,646,624.97 is: 79,096,763.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,978,888.41 : 36,646,624.97 = 36,646,624.97 : x
  2. Step 2: Convert to fraction form
    16,978,888.41/36,646,624.97 = 36,646,624.97/x
  3. Step 3: Cross multiply
    16,978,888.41x = 36,646,624.97 × 36,646,624.97
  4. Step 4: Simplify right side
    16,978,888.41x = 1,342,975,121,600,064.50
  5. Step 5: Solve for x
    x = 1,342,975,121,600,064.50/16,978,888.41
  6. Step 6: Final answer
    x = 79,096,763.55

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.