Home / 823,298.20-1,235,984.10-444,520.60

Finding the Fourth Proportional to 823,298.20, 1,235,984.10 and 444,520.60

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Solution

The fourth proportional to 823,298.20, 1,235,984.10 and 444,520.60 is: 667,340.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,298.20 : 1,235,984.10 = 444,520.60 : x
  2. Step 2: Convert to fraction form
    823,298.20/1,235,984.10 = 444,520.60/x
  3. Step 3: Cross multiply
    823,298.20x = 1,235,984.10 × 444,520.60
  4. Step 4: Simplify right side
    823,298.20x = 549,420,393,722.46
  5. Step 5: Solve for x
    x = 549,420,393,722.46/823,298.20
  6. Step 6: Final answer
    x = 667,340.70

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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.