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Finding the Fourth Proportional to 361,668.56, 499,103.16 and 200,525.36

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Solution

The fourth proportional to 361,668.56, 499,103.16 and 200,525.36 is: 276,725.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,668.56 : 499,103.16 = 200,525.36 : x
  2. Step 2: Convert to fraction form
    361,668.56/499,103.16 = 200,525.36/x
  3. Step 3: Cross multiply
    361,668.56x = 499,103.16 × 200,525.36
  4. Step 4: Simplify right side
    361,668.56x = 100,082,840,836.14
  5. Step 5: Solve for x
    x = 100,082,840,836.14/361,668.56
  6. Step 6: Final answer
    x = 276,725.30

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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.