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Finding the Third Proportional to 12,731.63 and 27,413.63

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Solution

The third proportional to 12,731.63 and 27,413.63 is: 59,026.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,731.63 : 27,413.63 = 27,413.63 : x
  2. Step 2: Convert to fraction form
    12,731.63/27,413.63 = 27,413.63/x
  3. Step 3: Cross multiply
    12,731.63x = 27,413.63 × 27,413.63
  4. Step 4: Simplify right side
    12,731.63x = 751,506,835.64
  5. Step 5: Solve for x
    x = 751,506,835.64/12,731.63
  6. Step 6: Final answer
    x = 59,026.78

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.