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Finding the Fourth Proportional to 594.68, 890.82 and 285.62

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Solution

The fourth proportional to 594.68, 890.82 and 285.62 is: 427.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.68 : 890.82 = 285.62 : x
  2. Step 2: Convert to fraction form
    594.68/890.82 = 285.62/x
  3. Step 3: Cross multiply
    594.68x = 890.82 × 285.62
  4. Step 4: Simplify right side
    594.68x = 254,431.55
  5. Step 5: Solve for x
    x = 254,431.55/594.68
  6. Step 6: Final answer
    x = 427.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.