Home / 823,566.60-1,235,234.70-262,657.80

Finding the Fourth Proportional to 823,566.60, 1,235,234.70 and 262,657.80

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Solution

The fourth proportional to 823,566.60, 1,235,234.70 and 262,657.80 is: 393,949.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,566.60 : 1,235,234.70 = 262,657.80 : x
  2. Step 2: Convert to fraction form
    823,566.60/1,235,234.70 = 262,657.80/x
  3. Step 3: Cross multiply
    823,566.60x = 1,235,234.70 × 262,657.80
  4. Step 4: Simplify right side
    823,566.60x = 324,444,028,785.66
  5. Step 5: Solve for x
    x = 324,444,028,785.66/823,566.60
  6. Step 6: Final answer
    x = 393,949.96

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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.