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Finding the Fourth Proportional to 453.37, 679.59 and 179.35

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Solution

The fourth proportional to 453.37, 679.59 and 179.35 is: 268.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    453.37 : 679.59 = 179.35 : x
  2. Step 2: Convert to fraction form
    453.37/679.59 = 179.35/x
  3. Step 3: Cross multiply
    453.37x = 679.59 × 179.35
  4. Step 4: Simplify right side
    453.37x = 121,884.47
  5. Step 5: Solve for x
    x = 121,884.47/453.37
  6. Step 6: Final answer
    x = 268.84

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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.