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Finding the Fourth Proportional to 225,960.98, 312,238.76 and 164,600.37

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Solution

The fourth proportional to 225,960.98, 312,238.76 and 164,600.37 is: 227,449.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,960.98 : 312,238.76 = 164,600.37 : x
  2. Step 2: Convert to fraction form
    225,960.98/312,238.76 = 164,600.37/x
  3. Step 3: Cross multiply
    225,960.98x = 312,238.76 × 164,600.37
  4. Step 4: Simplify right side
    225,960.98x = 51,394,614,601.34
  5. Step 5: Solve for x
    x = 51,394,614,601.34/225,960.98
  6. Step 6: Final answer
    x = 227,449.07

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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.