Home / 493,316.80-739,975.20-177,732.70

Finding the Fourth Proportional to 493,316.80, 739,975.20 and 177,732.70

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Solution

The fourth proportional to 493,316.80, 739,975.20 and 177,732.70 is: 266,599.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,316.80 : 739,975.20 = 177,732.70 : x
  2. Step 2: Convert to fraction form
    493,316.80/739,975.20 = 177,732.70/x
  3. Step 3: Cross multiply
    493,316.80x = 739,975.20 × 177,732.70
  4. Step 4: Simplify right side
    493,316.80x = 131,517,790,229.04
  5. Step 5: Solve for x
    x = 131,517,790,229.04/493,316.80
  6. Step 6: Final answer
    x = 266,599.05

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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.