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Finding the Fourth Proportional to 568.89, 785.03 and 382.46

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Solution

The fourth proportional to 568.89, 785.03 and 382.46 is: 527.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.89 : 785.03 = 382.46 : x
  2. Step 2: Convert to fraction form
    568.89/785.03 = 382.46/x
  3. Step 3: Cross multiply
    568.89x = 785.03 × 382.46
  4. Step 4: Simplify right side
    568.89x = 300,236.74
  5. Step 5: Solve for x
    x = 300,236.74/568.89
  6. Step 6: Final answer
    x = 527.76

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.