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Finding the Fourth Proportional to 323,556.44, 446,376.36 and 214,712.11

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Solution

The fourth proportional to 323,556.44, 446,376.36 and 214,712.11 is: 296,215.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,556.44 : 446,376.36 = 214,712.11 : x
  2. Step 2: Convert to fraction form
    323,556.44/446,376.36 = 214,712.11/x
  3. Step 3: Cross multiply
    323,556.44x = 446,376.36 × 214,712.11
  4. Step 4: Simplify right side
    323,556.44x = 95,842,410,109.72
  5. Step 5: Solve for x
    x = 95,842,410,109.72/323,556.44
  6. Step 6: Final answer
    x = 296,215.43

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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.