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Finding the Third Proportional to 3,122,692 and 6,853,640

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Solution

The third proportional to 3,122,692 and 6,853,640 is: 15,042,271.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,122,692 : 6,853,640 = 6,853,640 : x
  2. Step 2: Convert to fraction form
    3,122,692/6,853,640 = 6,853,640/x
  3. Step 3: Cross multiply
    3,122,692x = 6,853,640 × 6,853,640
  4. Step 4: Simplify right side
    3,122,692x = 46,972,381,249,600
  5. Step 5: Solve for x
    x = 46,972,381,249,600/3,122,692
  6. Step 6: Final answer
    x = 15,042,271.62

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.