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Finding the Fourth Proportional to 533.63, 736.35 and 300.71

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Solution

The fourth proportional to 533.63, 736.35 and 300.71 is: 414.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.63 : 736.35 = 300.71 : x
  2. Step 2: Convert to fraction form
    533.63/736.35 = 300.71/x
  3. Step 3: Cross multiply
    533.63x = 736.35 × 300.71
  4. Step 4: Simplify right side
    533.63x = 221,427.81
  5. Step 5: Solve for x
    x = 221,427.81/533.63
  6. Step 6: Final answer
    x = 414.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.