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Finding the Third Proportional to 3,961,545.47 and 8,348,667.47

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Solution

The third proportional to 3,961,545.47 and 8,348,667.47 is: 17,594,206.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961,545.47 : 8,348,667.47 = 8,348,667.47 : x
  2. Step 2: Convert to fraction form
    3,961,545.47/8,348,667.47 = 8,348,667.47/x
  3. Step 3: Cross multiply
    3,961,545.47x = 8,348,667.47 × 8,348,667.47
  4. Step 4: Simplify right side
    3,961,545.47x = 69,700,248,503,764.53
  5. Step 5: Solve for x
    x = 69,700,248,503,764.53/3,961,545.47
  6. Step 6: Final answer
    x = 17,594,206.37

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.