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Finding the Fourth Proportional to 536.44, 803.94 and 292.60

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Solution

The fourth proportional to 536.44, 803.94 and 292.60 is: 438.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.44 : 803.94 = 292.60 : x
  2. Step 2: Convert to fraction form
    536.44/803.94 = 292.60/x
  3. Step 3: Cross multiply
    536.44x = 803.94 × 292.60
  4. Step 4: Simplify right side
    536.44x = 235,232.84
  5. Step 5: Solve for x
    x = 235,232.84/536.44
  6. Step 6: Final answer
    x = 438.51

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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.