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Finding the Third Proportional to 3,168,978 and 4,683,579

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Solution

The third proportional to 3,168,978 and 4,683,579 is: 6,922,077.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168,978 : 4,683,579 = 4,683,579 : x
  2. Step 2: Convert to fraction form
    3,168,978/4,683,579 = 4,683,579/x
  3. Step 3: Cross multiply
    3,168,978x = 4,683,579 × 4,683,579
  4. Step 4: Simplify right side
    3,168,978x = 21,935,912,249,241
  5. Step 5: Solve for x
    x = 21,935,912,249,241/3,168,978
  6. Step 6: Final answer
    x = 6,922,077.80

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.