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Finding the Third Proportional to 190,188.75 and 294,338.25

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Solution

The third proportional to 190,188.75 and 294,338.25 is: 455,521.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,188.75 : 294,338.25 = 294,338.25 : x
  2. Step 2: Convert to fraction form
    190,188.75/294,338.25 = 294,338.25/x
  3. Step 3: Cross multiply
    190,188.75x = 294,338.25 × 294,338.25
  4. Step 4: Simplify right side
    190,188.75x = 86,635,005,413.06
  5. Step 5: Solve for x
    x = 86,635,005,413.06/190,188.75
  6. Step 6: Final answer
    x = 455,521.19

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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.