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Finding the Fourth Proportional to 568,903.23, 785,110.27 and 327,185.96

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Solution

The fourth proportional to 568,903.23, 785,110.27 and 327,185.96 is: 451,530.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,903.23 : 785,110.27 = 327,185.96 : x
  2. Step 2: Convert to fraction form
    568,903.23/785,110.27 = 327,185.96/x
  3. Step 3: Cross multiply
    568,903.23x = 785,110.27 × 327,185.96
  4. Step 4: Simplify right side
    568,903.23x = 256,877,058,540.62
  5. Step 5: Solve for x
    x = 256,877,058,540.62/568,903.23
  6. Step 6: Final answer
    x = 451,530.32

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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.