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Finding the Third Proportional to 348,375.75 and 538,413.38

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Solution

The third proportional to 348,375.75 and 538,413.38 is: 832,115.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,375.75 : 538,413.38 = 538,413.38 : x
  2. Step 2: Convert to fraction form
    348,375.75/538,413.38 = 538,413.38/x
  3. Step 3: Cross multiply
    348,375.75x = 538,413.38 × 538,413.38
  4. Step 4: Simplify right side
    348,375.75x = 289,888,962,378.89
  5. Step 5: Solve for x
    x = 289,888,962,378.89/348,375.75
  6. Step 6: Final answer
    x = 832,115.79

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.