Home / 358,060.83-494,112.62-196,915.38

Finding the Fourth Proportional to 358,060.83, 494,112.62 and 196,915.38

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Solution

The fourth proportional to 358,060.83, 494,112.62 and 196,915.38 is: 271,736.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,060.83 : 494,112.62 = 196,915.38 : x
  2. Step 2: Convert to fraction form
    358,060.83/494,112.62 = 196,915.38/x
  3. Step 3: Cross multiply
    358,060.83x = 494,112.62 × 196,915.38
  4. Step 4: Simplify right side
    358,060.83x = 97,298,373,345.52
  5. Step 5: Solve for x
    x = 97,298,373,345.52/358,060.83
  6. Step 6: Final answer
    x = 271,736.99

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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.