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Finding the Fourth Proportional to 342.50, 471.62 and 293.27

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Solution

The fourth proportional to 342.50, 471.62 and 293.27 is: 403.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    342.50 : 471.62 = 293.27 : x
  2. Step 2: Convert to fraction form
    342.50/471.62 = 293.27/x
  3. Step 3: Cross multiply
    342.50x = 471.62 × 293.27
  4. Step 4: Simplify right side
    342.50x = 138,308.17
  5. Step 5: Solve for x
    x = 138,308.17/342.50
  6. Step 6: Final answer
    x = 403.83

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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.