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Finding the Fourth Proportional to 323,650.01, 446,680.73 and 196,305.05

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Solution

The fourth proportional to 323,650.01, 446,680.73 and 196,305.05 is: 270,927.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,650.01 : 446,680.73 = 196,305.05 : x
  2. Step 2: Convert to fraction form
    323,650.01/446,680.73 = 196,305.05/x
  3. Step 3: Cross multiply
    323,650.01x = 446,680.73 × 196,305.05
  4. Step 4: Simplify right side
    323,650.01x = 87,685,683,036.69
  5. Step 5: Solve for x
    x = 87,685,683,036.69/323,650.01
  6. Step 6: Final answer
    x = 270,927.48

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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.