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Finding the Fourth Proportional to 304.04, 419.58 and 173.06

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Solution

The fourth proportional to 304.04, 419.58 and 173.06 is: 238.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    304.04 : 419.58 = 173.06 : x
  2. Step 2: Convert to fraction form
    304.04/419.58 = 173.06/x
  3. Step 3: Cross multiply
    304.04x = 419.58 × 173.06
  4. Step 4: Simplify right side
    304.04x = 72,610.42
  5. Step 5: Solve for x
    x = 72,610.42/304.04
  6. Step 6: Final answer
    x = 238.82

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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.