Home / 362,942.08-500,876.64-201,813.44

Finding the Fourth Proportional to 362,942.08, 500,876.64 and 201,813.44

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Solution

The fourth proportional to 362,942.08, 500,876.64 and 201,813.44 is: 278,511.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,942.08 : 500,876.64 = 201,813.44 : x
  2. Step 2: Convert to fraction form
    362,942.08/500,876.64 = 201,813.44/x
  3. Step 3: Cross multiply
    362,942.08x = 500,876.64 × 201,813.44
  4. Step 4: Simplify right side
    362,942.08x = 101,083,637,734.04
  5. Step 5: Solve for x
    x = 101,083,637,734.04/362,942.08
  6. Step 6: Final answer
    x = 278,511.76

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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.