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Finding the Third Proportional to 1,881,915 and 4,006,587

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Solution

The third proportional to 1,881,915 and 4,006,587 is: 8,530,002.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,915 : 4,006,587 = 4,006,587 : x
  2. Step 2: Convert to fraction form
    1,881,915/4,006,587 = 4,006,587/x
  3. Step 3: Cross multiply
    1,881,915x = 4,006,587 × 4,006,587
  4. Step 4: Simplify right side
    1,881,915x = 16,052,739,388,569
  5. Step 5: Solve for x
    x = 16,052,739,388,569/1,881,915
  6. Step 6: Final answer
    x = 8,530,002.36

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.