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Finding the Fourth Proportional to 552.18, 828.46 and 295.50

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Solution

The fourth proportional to 552.18, 828.46 and 295.50 is: 443.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    552.18 : 828.46 = 295.50 : x
  2. Step 2: Convert to fraction form
    552.18/828.46 = 295.50/x
  3. Step 3: Cross multiply
    552.18x = 828.46 × 295.50
  4. Step 4: Simplify right side
    552.18x = 244,809.93
  5. Step 5: Solve for x
    x = 244,809.93/552.18
  6. Step 6: Final answer
    x = 443.35

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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.