Home / 379,043.08-523,075.46-206,960.50

Finding the Fourth Proportional to 379,043.08, 523,075.46 and 206,960.50

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Solution

The fourth proportional to 379,043.08, 523,075.46 and 206,960.50 is: 285,603.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,043.08 : 523,075.46 = 206,960.50 : x
  2. Step 2: Convert to fraction form
    379,043.08/523,075.46 = 206,960.50/x
  3. Step 3: Cross multiply
    379,043.08x = 523,075.46 × 206,960.50
  4. Step 4: Simplify right side
    379,043.08x = 108,255,958,739.33
  5. Step 5: Solve for x
    x = 108,255,958,739.33/379,043.08
  6. Step 6: Final answer
    x = 285,603.31

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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.