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Finding the Fourth Proportional to 294,235.62, 406,033.20 and 166,908.48

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Solution

The fourth proportional to 294,235.62, 406,033.20 and 166,908.48 is: 230,326.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,235.62 : 406,033.20 = 166,908.48 : x
  2. Step 2: Convert to fraction form
    294,235.62/406,033.20 = 166,908.48/x
  3. Step 3: Cross multiply
    294,235.62x = 406,033.20 × 166,908.48
  4. Step 4: Simplify right side
    294,235.62x = 67,770,384,241.54
  5. Step 5: Solve for x
    x = 67,770,384,241.54/294,235.62
  6. Step 6: Final answer
    x = 230,326.92

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1.5x scale

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.