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Finding the Third Proportional to 5,332,542 and 8,587,149

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Solution

The third proportional to 5,332,542 and 8,587,149 is: 13,828,138.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,332,542 : 8,587,149 = 8,587,149 : x
  2. Step 2: Convert to fraction form
    5,332,542/8,587,149 = 8,587,149/x
  3. Step 3: Cross multiply
    5,332,542x = 8,587,149 × 8,587,149
  4. Step 4: Simplify right side
    5,332,542x = 73,739,127,948,201
  5. Step 5: Solve for x
    x = 73,739,127,948,201/5,332,542
  6. Step 6: Final answer
    x = 13,828,138.24

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.