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Finding the Third Proportional to 2,867,938 and 6,241,639

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Solution

The third proportional to 2,867,938 and 6,241,639 is: 13,583,995.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867,938 : 6,241,639 = 6,241,639 : x
  2. Step 2: Convert to fraction form
    2,867,938/6,241,639 = 6,241,639/x
  3. Step 3: Cross multiply
    2,867,938x = 6,241,639 × 6,241,639
  4. Step 4: Simplify right side
    2,867,938x = 38,958,057,406,321
  5. Step 5: Solve for x
    x = 38,958,057,406,321/2,867,938
  6. Step 6: Final answer
    x = 13,583,995.68

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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.