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Finding the Fourth Proportional to 414,866.04, 622,269.72 and 236,815.08

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Solution

The fourth proportional to 414,866.04, 622,269.72 and 236,815.08 is: 355,205.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,866.04 : 622,269.72 = 236,815.08 : x
  2. Step 2: Convert to fraction form
    414,866.04/622,269.72 = 236,815.08/x
  3. Step 3: Cross multiply
    414,866.04x = 622,269.72 × 236,815.08
  4. Step 4: Simplify right side
    414,866.04x = 147,362,853,523.38
  5. Step 5: Solve for x
    x = 147,362,853,523.38/414,866.04
  6. Step 6: Final answer
    x = 355,205.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.