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Finding the Fourth Proportional to 295.17, 442.66 and 204.45

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Solution

The fourth proportional to 295.17, 442.66 and 204.45 is: 306.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.17 : 442.66 = 204.45 : x
  2. Step 2: Convert to fraction form
    295.17/442.66 = 204.45/x
  3. Step 3: Cross multiply
    295.17x = 442.66 × 204.45
  4. Step 4: Simplify right side
    295.17x = 90,501.84
  5. Step 5: Solve for x
    x = 90,501.84/295.17
  6. Step 6: Final answer
    x = 306.61

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.