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Finding the Third Proportional to 4,639,928 and 10,222,048

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Solution

The third proportional to 4,639,928 and 10,222,048 is: 22,519,803.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639,928 : 10,222,048 = 10,222,048 : x
  2. Step 2: Convert to fraction form
    4,639,928/10,222,048 = 10,222,048/x
  3. Step 3: Cross multiply
    4,639,928x = 10,222,048 × 10,222,048
  4. Step 4: Simplify right side
    4,639,928x = 104,490,265,314,304
  5. Step 5: Solve for x
    x = 104,490,265,314,304/4,639,928
  6. Step 6: Final answer
    x = 22,519,803.18

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.