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Finding the Fourth Proportional to 237,388.44, 327,603.78 and 129,958.44

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Solution

The fourth proportional to 237,388.44, 327,603.78 and 129,958.44 is: 179,346.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,388.44 : 327,603.78 = 129,958.44 : x
  2. Step 2: Convert to fraction form
    237,388.44/327,603.78 = 129,958.44/x
  3. Step 3: Cross multiply
    237,388.44x = 327,603.78 × 129,958.44
  4. Step 4: Simplify right side
    237,388.44x = 42,574,876,186.90
  5. Step 5: Solve for x
    x = 42,574,876,186.90/237,388.44
  6. Step 6: Final answer
    x = 179,346.88

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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.