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Finding the Fourth Proportional to 535.92, 739.26 and 404.52

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Solution

The fourth proportional to 535.92, 739.26 and 404.52 is: 558.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    535.92 : 739.26 = 404.52 : x
  2. Step 2: Convert to fraction form
    535.92/739.26 = 404.52/x
  3. Step 3: Cross multiply
    535.92x = 739.26 × 404.52
  4. Step 4: Simplify right side
    535.92x = 299,045.46
  5. Step 5: Solve for x
    x = 299,045.46/535.92
  6. Step 6: Final answer
    x = 558.00

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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.