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Finding the Fourth Proportional to 596.02, 822.48 and 330.45

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Solution

The fourth proportional to 596.02, 822.48 and 330.45 is: 456.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.02 : 822.48 = 330.45 : x
  2. Step 2: Convert to fraction form
    596.02/822.48 = 330.45/x
  3. Step 3: Cross multiply
    596.02x = 822.48 × 330.45
  4. Step 4: Simplify right side
    596.02x = 271,790.36
  5. Step 5: Solve for x
    x = 271,790.36/596.02
  6. Step 6: Final answer
    x = 456.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.