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Finding the Fourth Proportional to 237,291.69, 327,458.13 and 129,859.56

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Solution

The fourth proportional to 237,291.69, 327,458.13 and 129,859.56 is: 179,203.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,291.69 : 327,458.13 = 129,859.56 : x
  2. Step 2: Convert to fraction form
    237,291.69/327,458.13 = 129,859.56/x
  3. Step 3: Cross multiply
    237,291.69x = 327,458.13 × 129,859.56
  4. Step 4: Simplify right side
    237,291.69x = 42,523,568,680.22
  5. Step 5: Solve for x
    x = 42,523,568,680.22/237,291.69
  6. Step 6: Final answer
    x = 179,203.78

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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.