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Finding the Third Proportional to 7,661,873.75 and 16,668,949

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Solution

The third proportional to 7,661,873.75 and 16,668,949 is: 36,264,479.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,661,873.75 : 16,668,949 = 16,668,949 : x
  2. Step 2: Convert to fraction form
    7,661,873.75/16,668,949 = 16,668,949/x
  3. Step 3: Cross multiply
    7,661,873.75x = 16,668,949 × 16,668,949
  4. Step 4: Simplify right side
    7,661,873.75x = 277,853,860,764,601
  5. Step 5: Solve for x
    x = 277,853,860,764,601/7,661,873.75
  6. Step 6: Final answer
    x = 36,264,479.14

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.