Home / 928,953.62-1,393,096.05-321,576.95

Finding the Fourth Proportional to 928,953.62, 1,393,096.05 and 321,576.95

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Solution

The fourth proportional to 928,953.62, 1,393,096.05 and 321,576.95 is: 482,249.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,953.62 : 1,393,096.05 = 321,576.95 : x
  2. Step 2: Convert to fraction form
    928,953.62/1,393,096.05 = 321,576.95/x
  3. Step 3: Cross multiply
    928,953.62x = 1,393,096.05 × 321,576.95
  4. Step 4: Simplify right side
    928,953.62x = 447,987,578,816.05
  5. Step 5: Solve for x
    x = 447,987,578,816.05/928,953.62
  6. Step 6: Final answer
    x = 482,249.67

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Double scale
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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.