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Finding the Fourth Proportional to 196,668.80, 295,003.20 and 179,465.60

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Solution

The fourth proportional to 196,668.80, 295,003.20 and 179,465.60 is: 269,198.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,668.80 : 295,003.20 = 179,465.60 : x
  2. Step 2: Convert to fraction form
    196,668.80/295,003.20 = 179,465.60/x
  3. Step 3: Cross multiply
    196,668.80x = 295,003.20 × 179,465.60
  4. Step 4: Simplify right side
    196,668.80x = 52,942,926,289.92
  5. Step 5: Solve for x
    x = 52,942,926,289.92/196,668.80
  6. Step 6: Final answer
    x = 269,198.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.