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Finding the Fourth Proportional to 395,736.21, 546,100.11 and 232,370.96

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Solution

The fourth proportional to 395,736.21, 546,100.11 and 232,370.96 is: 320,662.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,736.21 : 546,100.11 = 232,370.96 : x
  2. Step 2: Convert to fraction form
    395,736.21/546,100.11 = 232,370.96/x
  3. Step 3: Cross multiply
    395,736.21x = 546,100.11 × 232,370.96
  4. Step 4: Simplify right side
    395,736.21x = 126,897,804,086.31
  5. Step 5: Solve for x
    x = 126,897,804,086.31/395,736.21
  6. Step 6: Final answer
    x = 320,662.61

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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.