Home / 227,226.36-338,157.33-219,658.30

Finding the Fourth Proportional to 227,226.36, 338,157.33 and 219,658.30

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Solution

The fourth proportional to 227,226.36, 338,157.33 and 219,658.30 is: 326,894.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,226.36 : 338,157.33 = 219,658.30 : x
  2. Step 2: Convert to fraction form
    227,226.36/338,157.33 = 219,658.30/x
  3. Step 3: Cross multiply
    227,226.36x = 338,157.33 × 219,658.30
  4. Step 4: Simplify right side
    227,226.36x = 74,279,063,806.81
  5. Step 5: Solve for x
    x = 74,279,063,806.81/227,226.36
  6. Step 6: Final answer
    x = 326,894.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.