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Finding the Third Proportional to 80,413.03 and 118,280.39

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Solution

The third proportional to 80,413.03 and 118,280.39 is: 173,979.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,413.03 : 118,280.39 = 118,280.39 : x
  2. Step 2: Convert to fraction form
    80,413.03/118,280.39 = 118,280.39/x
  3. Step 3: Cross multiply
    80,413.03x = 118,280.39 × 118,280.39
  4. Step 4: Simplify right side
    80,413.03x = 13,990,250,806.40
  5. Step 5: Solve for x
    x = 13,990,250,806.40/80,413.03
  6. Step 6: Final answer
    x = 173,979.90

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.