Home / 405,296.26-559,291.44-223,998.82

Finding the Fourth Proportional to 405,296.26, 559,291.44 and 223,998.82

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Solution

The fourth proportional to 405,296.26, 559,291.44 and 223,998.82 is: 309,108.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,296.26 : 559,291.44 = 223,998.82 : x
  2. Step 2: Convert to fraction form
    405,296.26/559,291.44 = 223,998.82/x
  3. Step 3: Cross multiply
    405,296.26x = 559,291.44 × 223,998.82
  4. Step 4: Simplify right side
    405,296.26x = 125,280,622,596.10
  5. Step 5: Solve for x
    x = 125,280,622,596.10/405,296.26
  6. Step 6: Final answer
    x = 309,108.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.