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Finding the Fourth Proportional to 358,059.92, 494,112.80 and 196,914.96

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Solution

The fourth proportional to 358,059.92, 494,112.80 and 196,914.96 is: 271,737.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,059.92 : 494,112.80 = 196,914.96 : x
  2. Step 2: Convert to fraction form
    358,059.92/494,112.80 = 196,914.96/x
  3. Step 3: Cross multiply
    358,059.92x = 494,112.80 × 196,914.96
  4. Step 4: Simplify right side
    358,059.92x = 97,298,202,247.49
  5. Step 5: Solve for x
    x = 97,298,202,247.49/358,059.92
  6. Step 6: Final answer
    x = 271,737.21

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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.