Home / 993,704.88-1,490,805.72-394,467.96

Finding the Fourth Proportional to 993,704.88, 1,490,805.72 and 394,467.96

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Solution

The fourth proportional to 993,704.88, 1,490,805.72 and 394,467.96 is: 591,800.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,704.88 : 1,490,805.72 = 394,467.96 : x
  2. Step 2: Convert to fraction form
    993,704.88/1,490,805.72 = 394,467.96/x
  3. Step 3: Cross multiply
    993,704.88x = 1,490,805.72 × 394,467.96
  4. Step 4: Simplify right side
    993,704.88x = 588,075,091,124.73
  5. Step 5: Solve for x
    x = 588,075,091,124.73/993,704.88
  6. Step 6: Final answer
    x = 591,800.55

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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.