Home / 358,019.44-494,074.84-196,864.24

Finding the Fourth Proportional to 358,019.44, 494,074.84 and 196,864.24

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Solution

The fourth proportional to 358,019.44, 494,074.84 and 196,864.24 is: 271,677.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,019.44 : 494,074.84 = 196,864.24 : x
  2. Step 2: Convert to fraction form
    358,019.44/494,074.84 = 196,864.24/x
  3. Step 3: Cross multiply
    358,019.44x = 494,074.84 × 196,864.24
  4. Step 4: Simplify right side
    358,019.44x = 97,265,667,879.72
  5. Step 5: Solve for x
    x = 97,265,667,879.72/358,019.44
  6. Step 6: Final answer
    x = 271,677.06

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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.