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Finding the Fourth Proportional to 270,908.66, 373,837.52 and 150,042.72

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Solution

The fourth proportional to 270,908.66, 373,837.52 and 150,042.72 is: 207,049.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,908.66 : 373,837.52 = 150,042.72 : x
  2. Step 2: Convert to fraction form
    270,908.66/373,837.52 = 150,042.72/x
  3. Step 3: Cross multiply
    270,908.66x = 373,837.52 × 150,042.72
  4. Step 4: Simplify right side
    270,908.66x = 56,091,598,338.85
  5. Step 5: Solve for x
    x = 56,091,598,338.85/270,908.66
  6. Step 6: Final answer
    x = 207,049.85

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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.