Home / 358,045.33-494,115.24-196,912.84

Finding the Fourth Proportional to 358,045.33, 494,115.24 and 196,912.84

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Solution

The fourth proportional to 358,045.33, 494,115.24 and 196,912.84 is: 271,746.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,045.33 : 494,115.24 = 196,912.84 : x
  2. Step 2: Convert to fraction form
    358,045.33/494,115.24 = 196,912.84/x
  3. Step 3: Cross multiply
    358,045.33x = 494,115.24 × 196,912.84
  4. Step 4: Simplify right side
    358,045.33x = 97,297,635,195.68
  5. Step 5: Solve for x
    x = 97,297,635,195.68/358,045.33
  6. Step 6: Final answer
    x = 271,746.70

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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.