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Finding the Fourth Proportional to 300,497.45, 414,566.91 and 179,594.42

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Solution

The fourth proportional to 300,497.45, 414,566.91 and 179,594.42 is: 247,768.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,497.45 : 414,566.91 = 179,594.42 : x
  2. Step 2: Convert to fraction form
    300,497.45/414,566.91 = 179,594.42/x
  3. Step 3: Cross multiply
    300,497.45x = 414,566.91 × 179,594.42
  4. Step 4: Simplify right side
    300,497.45x = 74,453,901,679.81
  5. Step 5: Solve for x
    x = 74,453,901,679.81/300,497.45
  6. Step 6: Final answer
    x = 247,768.83

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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.