Home / 494,225.40-741,338.10-178,692.60

Finding the Fourth Proportional to 494,225.40, 741,338.10 and 178,692.60

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Solution

The fourth proportional to 494,225.40, 741,338.10 and 178,692.60 is: 268,038.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,225.40 : 741,338.10 = 178,692.60 : x
  2. Step 2: Convert to fraction form
    494,225.40/741,338.10 = 178,692.60/x
  3. Step 3: Cross multiply
    494,225.40x = 741,338.10 × 178,692.60
  4. Step 4: Simplify right side
    494,225.40x = 132,471,632,568.06
  5. Step 5: Solve for x
    x = 132,471,632,568.06/494,225.40
  6. Step 6: Final answer
    x = 268,038.90

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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.