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Finding the Fourth Proportional to 568,993.84, 785,234.08 and 327,276.16

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Solution

The fourth proportional to 568,993.84, 785,234.08 and 327,276.16 is: 451,654.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,993.84 : 785,234.08 = 327,276.16 : x
  2. Step 2: Convert to fraction form
    568,993.84/785,234.08 = 327,276.16/x
  3. Step 3: Cross multiply
    568,993.84x = 785,234.08 × 327,276.16
  4. Step 4: Simplify right side
    568,993.84x = 256,988,394,403.53
  5. Step 5: Solve for x
    x = 256,988,394,403.53/568,993.84
  6. Step 6: Final answer
    x = 451,654.09

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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.