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Finding the Fourth Proportional to 361,950.67, 499,551.89 and 200,857.47

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Solution

The fourth proportional to 361,950.67, 499,551.89 and 200,857.47 is: 277,216.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,950.67 : 499,551.89 = 200,857.47 : x
  2. Step 2: Convert to fraction form
    361,950.67/499,551.89 = 200,857.47/x
  3. Step 3: Cross multiply
    361,950.67x = 499,551.89 × 200,857.47
  4. Step 4: Simplify right side
    361,950.67x = 100,338,725,257.07
  5. Step 5: Solve for x
    x = 100,338,725,257.07/361,950.67
  6. Step 6: Final answer
    x = 277,216.58

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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.