Home / 493,984.20-739,226.70-336,520.20

Finding the Fourth Proportional to 493,984.20, 739,226.70 and 336,520.20

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Solution

The fourth proportional to 493,984.20, 739,226.70 and 336,520.20 is: 503,588.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,984.20 : 739,226.70 = 336,520.20 : x
  2. Step 2: Convert to fraction form
    493,984.20/739,226.70 = 336,520.20/x
  3. Step 3: Cross multiply
    493,984.20x = 739,226.70 × 336,520.20
  4. Step 4: Simplify right side
    493,984.20x = 248,764,716,929.34
  5. Step 5: Solve for x
    x = 248,764,716,929.34/493,984.20
  6. Step 6: Final answer
    x = 503,588.41

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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.