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Finding the Fourth Proportional to 370.24, 554.56 and 174.95

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Solution

The fourth proportional to 370.24, 554.56 and 174.95 is: 262.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    370.24 : 554.56 = 174.95 : x
  2. Step 2: Convert to fraction form
    370.24/554.56 = 174.95/x
  3. Step 3: Cross multiply
    370.24x = 554.56 × 174.95
  4. Step 4: Simplify right side
    370.24x = 97,020.27
  5. Step 5: Solve for x
    x = 97,020.27/370.24
  6. Step 6: Final answer
    x = 262.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.