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Finding the Fourth Proportional to 236,906.98, 326,833.95 and 165,328.54

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Solution

The fourth proportional to 236,906.98, 326,833.95 and 165,328.54 is: 228,085.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,906.98 : 326,833.95 = 165,328.54 : x
  2. Step 2: Convert to fraction form
    236,906.98/326,833.95 = 165,328.54/x
  3. Step 3: Cross multiply
    236,906.98x = 326,833.95 × 165,328.54
  4. Step 4: Simplify right side
    236,906.98x = 54,034,979,775.93
  5. Step 5: Solve for x
    x = 54,034,979,775.93/236,906.98
  6. Step 6: Final answer
    x = 228,085.22

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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.