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Finding the Fourth Proportional to 276,300.68, 414,450.96 and 197,568.68

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Solution

The fourth proportional to 276,300.68, 414,450.96 and 197,568.68 is: 296,352.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,300.68 : 414,450.96 = 197,568.68 : x
  2. Step 2: Convert to fraction form
    276,300.68/414,450.96 = 197,568.68/x
  3. Step 3: Cross multiply
    276,300.68x = 414,450.96 × 197,568.68
  4. Step 4: Simplify right side
    276,300.68x = 81,882,529,091.93
  5. Step 5: Solve for x
    x = 81,882,529,091.93/276,300.68
  6. Step 6: Final answer
    x = 296,352.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.