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Finding the Fourth Proportional to 295.17, 442.27 and 283.93

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Solution

The fourth proportional to 295.17, 442.27 and 283.93 is: 425.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.17 : 442.27 = 283.93 : x
  2. Step 2: Convert to fraction form
    295.17/442.27 = 283.93/x
  3. Step 3: Cross multiply
    295.17x = 442.27 × 283.93
  4. Step 4: Simplify right side
    295.17x = 125,573.72
  5. Step 5: Solve for x
    x = 125,573.72/295.17
  6. Step 6: Final answer
    x = 425.43

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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.