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Finding the Fourth Proportional to 595.99, 892.76 and 442.09

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Solution

The fourth proportional to 595.99, 892.76 and 442.09 is: 662.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.99 : 892.76 = 442.09 : x
  2. Step 2: Convert to fraction form
    595.99/892.76 = 442.09/x
  3. Step 3: Cross multiply
    595.99x = 892.76 × 442.09
  4. Step 4: Simplify right side
    595.99x = 394,678.06
  5. Step 5: Solve for x
    x = 394,678.06/595.99
  6. Step 6: Final answer
    x = 662.22

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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.