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Finding the Fourth Proportional to 236,843.36, 326,843.68 and 134,863.52

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Solution

The fourth proportional to 236,843.36, 326,843.68 and 134,863.52 is: 186,111.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,843.36 : 326,843.68 = 134,863.52 : x
  2. Step 2: Convert to fraction form
    236,843.36/326,843.68 = 134,863.52/x
  3. Step 3: Cross multiply
    236,843.36x = 326,843.68 × 134,863.52
  4. Step 4: Simplify right side
    236,843.36x = 44,079,289,174.55
  5. Step 5: Solve for x
    x = 44,079,289,174.55/236,843.36
  6. Step 6: Final answer
    x = 186,111.57

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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.