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Finding the Fourth Proportional to 303,055.08, 418,218.92 and 167,094.33

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Solution

The fourth proportional to 303,055.08, 418,218.92 and 167,094.33 is: 230,591.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,055.08 : 418,218.92 = 167,094.33 : x
  2. Step 2: Convert to fraction form
    303,055.08/418,218.92 = 167,094.33/x
  3. Step 3: Cross multiply
    303,055.08x = 418,218.92 × 167,094.33
  4. Step 4: Simplify right side
    303,055.08x = 69,882,010,230.72
  5. Step 5: Solve for x
    x = 69,882,010,230.72/303,055.08
  6. Step 6: Final answer
    x = 230,591.78

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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.