Home / 993,091.44-1,489,646.88-394,196.88

Finding the Fourth Proportional to 993,091.44, 1,489,646.88 and 394,196.88

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Solution

The fourth proportional to 993,091.44, 1,489,646.88 and 394,196.88 is: 591,299.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,091.44 : 1,489,646.88 = 394,196.88 : x
  2. Step 2: Convert to fraction form
    993,091.44/1,489,646.88 = 394,196.88/x
  3. Step 3: Cross multiply
    993,091.44x = 1,489,646.88 × 394,196.88
  4. Step 4: Simplify right side
    993,091.44x = 587,214,152,397.73
  5. Step 5: Solve for x
    x = 587,214,152,397.73/993,091.44
  6. Step 6: Final answer
    x = 591,299.18

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1.5x scale

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.