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Finding the Fourth Proportional to 358,067, 494,144.88 and 196,934.24

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Solution

The fourth proportional to 358,067, 494,144.88 and 196,934.24 is: 271,776.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,067 : 494,144.88 = 196,934.24 : x
  2. Step 2: Convert to fraction form
    358,067/494,144.88 = 196,934.24/x
  3. Step 3: Cross multiply
    358,067x = 494,144.88 × 196,934.24
  4. Step 4: Simplify right side
    358,067x = 97,314,046,392.69
  5. Step 5: Solve for x
    x = 97,314,046,392.69/358,067
  6. Step 6: Final answer
    x = 271,776.08

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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.