Home / 405,249.57-559,226.97-233,154.54

Finding the Fourth Proportional to 405,249.57, 559,226.97 and 233,154.54

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Solution

The fourth proportional to 405,249.57, 559,226.97 and 233,154.54 is: 321,743.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,249.57 : 559,226.97 = 233,154.54 : x
  2. Step 2: Convert to fraction form
    405,249.57/559,226.97 = 233,154.54/x
  3. Step 3: Cross multiply
    405,249.57x = 559,226.97 × 233,154.54
  4. Step 4: Simplify right side
    405,249.57x = 130,386,306,945.94
  5. Step 5: Solve for x
    x = 130,386,306,945.94/405,249.57
  6. Step 6: Final answer
    x = 321,743.23

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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.