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Finding the Third Proportional to 1,791,855 and 3,868,976

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Solution

The third proportional to 1,791,855 and 3,868,976 is: 8,353,898.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,855 : 3,868,976 = 3,868,976 : x
  2. Step 2: Convert to fraction form
    1,791,855/3,868,976 = 3,868,976/x
  3. Step 3: Cross multiply
    1,791,855x = 3,868,976 × 3,868,976
  4. Step 4: Simplify right side
    1,791,855x = 14,968,975,288,576
  5. Step 5: Solve for x
    x = 14,968,975,288,576/1,791,855
  6. Step 6: Final answer
    x = 8,353,898.77

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.