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Finding the Fourth Proportional to 448.96, 672.93 and 174.94

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Solution

The fourth proportional to 448.96, 672.93 and 174.94 is: 262.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    448.96 : 672.93 = 174.94 : x
  2. Step 2: Convert to fraction form
    448.96/672.93 = 174.94/x
  3. Step 3: Cross multiply
    448.96x = 672.93 × 174.94
  4. Step 4: Simplify right side
    448.96x = 117,722.37
  5. Step 5: Solve for x
    x = 117,722.37/448.96
  6. Step 6: Final answer
    x = 262.21

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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.