Home / 405,940.07-560,183.34-224,659.64

Finding the Fourth Proportional to 405,940.07, 560,183.34 and 224,659.64

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Solution

The fourth proportional to 405,940.07, 560,183.34 and 224,659.64 is: 310,022.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,940.07 : 560,183.34 = 224,659.64 : x
  2. Step 2: Convert to fraction form
    405,940.07/560,183.34 = 224,659.64/x
  3. Step 3: Cross multiply
    405,940.07x = 560,183.34 × 224,659.64
  4. Step 4: Simplify right side
    405,940.07x = 125,850,589,741.33
  5. Step 5: Solve for x
    x = 125,850,589,741.33/405,940.07
  6. Step 6: Final answer
    x = 310,022.58

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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.