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Finding the Fourth Proportional to 235,388.27, 324,837.89 and 127,958.46

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Solution

The fourth proportional to 235,388.27, 324,837.89 and 127,958.46 is: 176,583.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,388.27 : 324,837.89 = 127,958.46 : x
  2. Step 2: Convert to fraction form
    235,388.27/324,837.89 = 127,958.46/x
  3. Step 3: Cross multiply
    235,388.27x = 324,837.89 × 127,958.46
  4. Step 4: Simplify right side
    235,388.27x = 41,565,755,514.26
  5. Step 5: Solve for x
    x = 41,565,755,514.26/235,388.27
  6. Step 6: Final answer
    x = 176,583.81

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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.