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Finding the Third Proportional to 3,891,444 and 6,216,574

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Solution

The third proportional to 3,891,444 and 6,216,574 is: 9,930,964.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,891,444 : 6,216,574 = 6,216,574 : x
  2. Step 2: Convert to fraction form
    3,891,444/6,216,574 = 6,216,574/x
  3. Step 3: Cross multiply
    3,891,444x = 6,216,574 × 6,216,574
  4. Step 4: Simplify right side
    3,891,444x = 38,645,792,297,476
  5. Step 5: Solve for x
    x = 38,645,792,297,476/3,891,444
  6. Step 6: Final answer
    x = 9,930,964.52

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.