Home / 492,769.98-739,154.97-193,391.55

Finding the Fourth Proportional to 492,769.98, 739,154.97 and 193,391.55

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Solution

The fourth proportional to 492,769.98, 739,154.97 and 193,391.55 is: 290,087.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,769.98 : 739,154.97 = 193,391.55 : x
  2. Step 2: Convert to fraction form
    492,769.98/739,154.97 = 193,391.55/x
  3. Step 3: Cross multiply
    492,769.98x = 739,154.97 × 193,391.55
  4. Step 4: Simplify right side
    492,769.98x = 142,946,325,338.50
  5. Step 5: Solve for x
    x = 142,946,325,338.50/492,769.98
  6. Step 6: Final answer
    x = 290,087.33

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Similar ratio
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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.