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Finding the Fourth Proportional to 594.22, 890.70 and 320.24

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Solution

The fourth proportional to 594.22, 890.70 and 320.24 is: 480.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.22 : 890.70 = 320.24 : x
  2. Step 2: Convert to fraction form
    594.22/890.70 = 320.24/x
  3. Step 3: Cross multiply
    594.22x = 890.70 × 320.24
  4. Step 4: Simplify right side
    594.22x = 285,233.31
  5. Step 5: Solve for x
    x = 285,233.31/594.22
  6. Step 6: Final answer
    x = 480.02

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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.