Home / 366,533.82-505,816.67-223,293.75

Finding the Fourth Proportional to 366,533.82, 505,816.67 and 223,293.75

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Solution

The fourth proportional to 366,533.82, 505,816.67 and 223,293.75 is: 308,145.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,533.82 : 505,816.67 = 223,293.75 : x
  2. Step 2: Convert to fraction form
    366,533.82/505,816.67 = 223,293.75/x
  3. Step 3: Cross multiply
    366,533.82x = 505,816.67 × 223,293.75
  4. Step 4: Simplify right side
    366,533.82x = 112,945,699,940.34
  5. Step 5: Solve for x
    x = 112,945,699,940.34/366,533.82
  6. Step 6: Final answer
    x = 308,145.37

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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.