Home / 823,905.80-1,233,234.30-587,709.80

Finding the Fourth Proportional to 823,905.80, 1,233,234.30 and 587,709.80

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Solution

The fourth proportional to 823,905.80, 1,233,234.30 and 587,709.80 is: 879,692.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,905.80 : 1,233,234.30 = 587,709.80 : x
  2. Step 2: Convert to fraction form
    823,905.80/1,233,234.30 = 587,709.80/x
  3. Step 3: Cross multiply
    823,905.80x = 1,233,234.30 × 587,709.80
  4. Step 4: Simplify right side
    823,905.80x = 724,783,883,806.14
  5. Step 5: Solve for x
    x = 724,783,883,806.14/823,905.80
  6. Step 6: Final answer
    x = 879,692.66

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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.