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Finding the Fourth Proportional to 361,996.49, 499,555.15 and 200,852.69

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Solution

The fourth proportional to 361,996.49, 499,555.15 and 200,852.69 is: 277,176.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,996.49 : 499,555.15 = 200,852.69 : x
  2. Step 2: Convert to fraction form
    361,996.49/499,555.15 = 200,852.69/x
  3. Step 3: Cross multiply
    361,996.49x = 499,555.15 × 200,852.69
  4. Step 4: Simplify right side
    361,996.49x = 100,336,995,680.85
  5. Step 5: Solve for x
    x = 100,336,995,680.85/361,996.49
  6. Step 6: Final answer
    x = 277,176.71

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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.