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Finding the Fourth Proportional to 358,069.58, 494,126.12 and 196,924.64

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Solution

The fourth proportional to 358,069.58, 494,126.12 and 196,924.64 is: 271,750.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,069.58 : 494,126.12 = 196,924.64 : x
  2. Step 2: Convert to fraction form
    358,069.58/494,126.12 = 196,924.64/x
  3. Step 3: Cross multiply
    358,069.58x = 494,126.12 × 196,924.64
  4. Step 4: Simplify right side
    358,069.58x = 97,305,608,295.60
  5. Step 5: Solve for x
    x = 97,305,608,295.60/358,069.58
  6. Step 6: Final answer
    x = 271,750.56

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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.