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Finding the Fourth Proportional to 300,550.14, 450,109.62 and 173,923.44

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Solution

The fourth proportional to 300,550.14, 450,109.62 and 173,923.44 is: 260,471.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,550.14 : 450,109.62 = 173,923.44 : x
  2. Step 2: Convert to fraction form
    300,550.14/450,109.62 = 173,923.44/x
  3. Step 3: Cross multiply
    300,550.14x = 450,109.62 × 173,923.44
  4. Step 4: Simplify right side
    300,550.14x = 78,284,613,487.49
  5. Step 5: Solve for x
    x = 78,284,613,487.49/300,550.14
  6. Step 6: Final answer
    x = 260,471.06

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1.5x scale

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.