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Finding the Fourth Proportional to 366,342.93, 505,550.25 and 205,199.49

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Solution

The fourth proportional to 366,342.93, 505,550.25 and 205,199.49 is: 283,173.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,342.93 : 505,550.25 = 205,199.49 : x
  2. Step 2: Convert to fraction form
    366,342.93/505,550.25 = 205,199.49/x
  3. Step 3: Cross multiply
    366,342.93x = 505,550.25 × 205,199.49
  4. Step 4: Simplify right side
    366,342.93x = 103,738,653,469.37
  5. Step 5: Solve for x
    x = 103,738,653,469.37/366,342.93
  6. Step 6: Final answer
    x = 283,173.62

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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.