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Finding the Third Proportional to 4,399,922 and 7,001,211

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Solution

The third proportional to 4,399,922 and 7,001,211 is: 11,140,414.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,399,922 : 7,001,211 = 7,001,211 : x
  2. Step 2: Convert to fraction form
    4,399,922/7,001,211 = 7,001,211/x
  3. Step 3: Cross multiply
    4,399,922x = 7,001,211 × 7,001,211
  4. Step 4: Simplify right side
    4,399,922x = 49,016,955,466,521
  5. Step 5: Solve for x
    x = 49,016,955,466,521/4,399,922
  6. Step 6: Final answer
    x = 11,140,414.64

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.