Home / 366,198.94-505,327.86-223,005.10

Finding the Fourth Proportional to 366,198.94, 505,327.86 and 223,005.10

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Solution

The fourth proportional to 366,198.94, 505,327.86 and 223,005.10 is: 307,730.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,198.94 : 505,327.86 = 223,005.10 : x
  2. Step 2: Convert to fraction form
    366,198.94/505,327.86 = 223,005.10/x
  3. Step 3: Cross multiply
    366,198.94x = 505,327.86 × 223,005.10
  4. Step 4: Simplify right side
    366,198.94x = 112,690,689,952.09
  5. Step 5: Solve for x
    x = 112,690,689,952.09/366,198.94
  6. Step 6: Final answer
    x = 307,730.79

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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.