Home / 358,046.08-494,116.27-196,913.60

Finding the Fourth Proportional to 358,046.08, 494,116.27 and 196,913.60

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Solution

The fourth proportional to 358,046.08, 494,116.27 and 196,913.60 is: 271,747.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,046.08 : 494,116.27 = 196,913.60 : x
  2. Step 2: Convert to fraction form
    358,046.08/494,116.27 = 196,913.60/x
  3. Step 3: Cross multiply
    358,046.08x = 494,116.27 × 196,913.60
  4. Step 4: Simplify right side
    358,046.08x = 97,298,213,544.27
  5. Step 5: Solve for x
    x = 97,298,213,544.27/358,046.08
  6. Step 6: Final answer
    x = 271,747.74

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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.