Home / 297,819.80-447,075.30-179,624.60

Finding the Fourth Proportional to 297,819.80, 447,075.30 and 179,624.60

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Solution

The fourth proportional to 297,819.80, 447,075.30 and 179,624.60 is: 269,645.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,819.80 : 447,075.30 = 179,624.60 : x
  2. Step 2: Convert to fraction form
    297,819.80/447,075.30 = 179,624.60/x
  3. Step 3: Cross multiply
    297,819.80x = 447,075.30 × 179,624.60
  4. Step 4: Simplify right side
    297,819.80x = 80,305,721,932.38
  5. Step 5: Solve for x
    x = 80,305,721,932.38/297,819.80
  6. Step 6: Final answer
    x = 269,645.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.