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Finding the Fourth Proportional to 593.92, 890.99 and 320.08

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Solution

The fourth proportional to 593.92, 890.99 and 320.08 is: 480.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.92 : 890.99 = 320.08 : x
  2. Step 2: Convert to fraction form
    593.92/890.99 = 320.08/x
  3. Step 3: Cross multiply
    593.92x = 890.99 × 320.08
  4. Step 4: Simplify right side
    593.92x = 285,188.08
  5. Step 5: Solve for x
    x = 285,188.08/593.92
  6. Step 6: Final answer
    x = 480.18

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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.