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Finding the Fourth Proportional to 361,593.49, 499,022.94 and 200,455.33

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Solution

The fourth proportional to 361,593.49, 499,022.94 and 200,455.33 is: 276,641.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,593.49 : 499,022.94 = 200,455.33 : x
  2. Step 2: Convert to fraction form
    361,593.49/499,022.94 = 200,455.33/x
  3. Step 3: Cross multiply
    361,593.49x = 499,022.94 × 200,455.33
  4. Step 4: Simplify right side
    361,593.49x = 100,031,808,115.27
  5. Step 5: Solve for x
    x = 100,031,808,115.27/361,593.49
  6. Step 6: Final answer
    x = 276,641.62

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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.