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Finding the Fourth Proportional to 350,884.82, 484,226.13 and 197,930.18

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Solution

The fourth proportional to 350,884.82, 484,226.13 and 197,930.18 is: 273,146.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,884.82 : 484,226.13 = 197,930.18 : x
  2. Step 2: Convert to fraction form
    350,884.82/484,226.13 = 197,930.18/x
  3. Step 3: Cross multiply
    350,884.82x = 484,226.13 × 197,930.18
  4. Step 4: Simplify right side
    350,884.82x = 95,842,965,071.60
  5. Step 5: Solve for x
    x = 95,842,965,071.60/350,884.82
  6. Step 6: Final answer
    x = 273,146.51

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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.