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Finding the Third Proportional to 2,912,778 and 6,336,828

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Solution

The third proportional to 2,912,778 and 6,336,828 is: 13,785,942.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,778 : 6,336,828 = 6,336,828 : x
  2. Step 2: Convert to fraction form
    2,912,778/6,336,828 = 6,336,828/x
  3. Step 3: Cross multiply
    2,912,778x = 6,336,828 × 6,336,828
  4. Step 4: Simplify right side
    2,912,778x = 40,155,389,101,584
  5. Step 5: Solve for x
    x = 40,155,389,101,584/2,912,778
  6. Step 6: Final answer
    x = 13,785,942.18

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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.