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Finding the Fourth Proportional to 235,882.40, 325,514.48 and 133,906.96

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Solution

The fourth proportional to 235,882.40, 325,514.48 and 133,906.96 is: 184,789.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,882.40 : 325,514.48 = 133,906.96 : x
  2. Step 2: Convert to fraction form
    235,882.40/325,514.48 = 133,906.96/x
  3. Step 3: Cross multiply
    235,882.40x = 325,514.48 × 133,906.96
  4. Step 4: Simplify right side
    235,882.40x = 43,588,654,452.78
  5. Step 5: Solve for x
    x = 43,588,654,452.78/235,882.40
  6. Step 6: Final answer
    x = 184,789.77

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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.