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Finding the Fourth Proportional to 335,873, 463,519.71 and 198,057.44

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Solution

The fourth proportional to 335,873, 463,519.71 and 198,057.44 is: 273,328.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,873 : 463,519.71 = 198,057.44 : x
  2. Step 2: Convert to fraction form
    335,873/463,519.71 = 198,057.44/x
  3. Step 3: Cross multiply
    335,873x = 463,519.71 × 198,057.44
  4. Step 4: Simplify right side
    335,873x = 91,803,527,152.14
  5. Step 5: Solve for x
    x = 91,803,527,152.14/335,873
  6. Step 6: Final answer
    x = 273,328.09

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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.