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Finding the Fourth Proportional to 227,608.04, 313,906.26 and 136,947.06

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Solution

The fourth proportional to 227,608.04, 313,906.26 and 136,947.06 is: 188,870.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,608.04 : 313,906.26 = 136,947.06 : x
  2. Step 2: Convert to fraction form
    227,608.04/313,906.26 = 136,947.06/x
  3. Step 3: Cross multiply
    227,608.04x = 313,906.26 × 136,947.06
  4. Step 4: Simplify right side
    227,608.04x = 42,988,540,764.92
  5. Step 5: Solve for x
    x = 42,988,540,764.92/227,608.04
  6. Step 6: Final answer
    x = 188,870.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.