Home / 889,631.53-1,227,692.15-481,736.59

Finding the Fourth Proportional to 889,631.53, 1,227,692.15 and 481,736.59

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Solution

The fourth proportional to 889,631.53, 1,227,692.15 and 481,736.59 is: 664,796.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,631.53 : 1,227,692.15 = 481,736.59 : x
  2. Step 2: Convert to fraction form
    889,631.53/1,227,692.15 = 481,736.59/x
  3. Step 3: Cross multiply
    889,631.53x = 1,227,692.15 × 481,736.59
  4. Step 4: Simplify right side
    889,631.53x = 591,424,229,910.77
  5. Step 5: Solve for x
    x = 591,424,229,910.77/889,631.53
  6. Step 6: Final answer
    x = 664,796.84

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1.5x scale

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.