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Finding the Fourth Proportional to 594.08, 890.83 and 285.36

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Solution

The fourth proportional to 594.08, 890.83 and 285.36 is: 427.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.08 : 890.83 = 285.36 : x
  2. Step 2: Convert to fraction form
    594.08/890.83 = 285.36/x
  3. Step 3: Cross multiply
    594.08x = 890.83 × 285.36
  4. Step 4: Simplify right side
    594.08x = 254,207.25
  5. Step 5: Solve for x
    x = 254,207.25/594.08
  6. Step 6: Final answer
    x = 427.90

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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.