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Finding the Fourth Proportional to 356.70, 534.98 and 296.22

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Solution

The fourth proportional to 356.70, 534.98 and 296.22 is: 444.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    356.70 : 534.98 = 296.22 : x
  2. Step 2: Convert to fraction form
    356.70/534.98 = 296.22/x
  3. Step 3: Cross multiply
    356.70x = 534.98 × 296.22
  4. Step 4: Simplify right side
    356.70x = 158,471.78
  5. Step 5: Solve for x
    x = 158,471.78/356.70
  6. Step 6: Final answer
    x = 444.27

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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.