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Finding the Fourth Proportional to 568,945.44, 785,168.56 and 327,228.08

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Solution

The fourth proportional to 568,945.44, 785,168.56 and 327,228.08 is: 451,588.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,945.44 : 785,168.56 = 327,228.08 : x
  2. Step 2: Convert to fraction form
    568,945.44/785,168.56 = 327,228.08/x
  3. Step 3: Cross multiply
    568,945.44x = 785,168.56 × 327,228.08
  4. Step 4: Simplify right side
    568,945.44x = 256,929,200,365.17
  5. Step 5: Solve for x
    x = 256,929,200,365.17/568,945.44
  6. Step 6: Final answer
    x = 451,588.47

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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.