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Finding the Fourth Proportional to 552.06, 828.36 and 332.28

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Solution

The fourth proportional to 552.06, 828.36 and 332.28 is: 498.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    552.06 : 828.36 = 332.28 : x
  2. Step 2: Convert to fraction form
    552.06/828.36 = 332.28/x
  3. Step 3: Cross multiply
    552.06x = 828.36 × 332.28
  4. Step 4: Simplify right side
    552.06x = 275,247.46
  5. Step 5: Solve for x
    x = 275,247.46/552.06
  6. Step 6: Final answer
    x = 498.58

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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.