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Finding the Fourth Proportional to 358,059.87, 494,112.75 and 196,914.92

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Solution

The fourth proportional to 358,059.87, 494,112.75 and 196,914.92 is: 271,737.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,059.87 : 494,112.75 = 196,914.92 : x
  2. Step 2: Convert to fraction form
    358,059.87/494,112.75 = 196,914.92/x
  3. Step 3: Cross multiply
    358,059.87x = 494,112.75 × 196,914.92
  4. Step 4: Simplify right side
    358,059.87x = 97,298,172,637.23
  5. Step 5: Solve for x
    x = 97,298,172,637.23/358,059.87
  6. Step 6: Final answer
    x = 271,737.16

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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.