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Finding the Fourth Proportional to 366,533.88, 505,816.08 and 223,293.93

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Solution

The fourth proportional to 366,533.88, 505,816.08 and 223,293.93 is: 308,145.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,533.88 : 505,816.08 = 223,293.93 : x
  2. Step 2: Convert to fraction form
    366,533.88/505,816.08 = 223,293.93/x
  3. Step 3: Cross multiply
    366,533.88x = 505,816.08 × 223,293.93
  4. Step 4: Simplify right side
    366,533.88x = 112,945,660,360.39
  5. Step 5: Solve for x
    x = 112,945,660,360.39/366,533.88
  6. Step 6: Final answer
    x = 308,145.21

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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.