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Finding the Fourth Proportional to 270,549.44, 373,369.23 and 149,688.77

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Solution

The fourth proportional to 270,549.44, 373,369.23 and 149,688.77 is: 206,576.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,549.44 : 373,369.23 = 149,688.77 : x
  2. Step 2: Convert to fraction form
    270,549.44/373,369.23 = 149,688.77/x
  3. Step 3: Cross multiply
    270,549.44x = 373,369.23 × 149,688.77
  4. Step 4: Simplify right side
    270,549.44x = 55,889,180,794.55
  5. Step 5: Solve for x
    x = 55,889,180,794.55/270,549.44
  6. Step 6: Final answer
    x = 206,576.59

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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.