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Finding the Fourth Proportional to 448.74, 673.52 and 175.37

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Solution

The fourth proportional to 448.74, 673.52 and 175.37 is: 263.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    448.74 : 673.52 = 175.37 : x
  2. Step 2: Convert to fraction form
    448.74/673.52 = 175.37/x
  3. Step 3: Cross multiply
    448.74x = 673.52 × 175.37
  4. Step 4: Simplify right side
    448.74x = 118,110.96
  5. Step 5: Solve for x
    x = 118,110.96/448.74
  6. Step 6: Final answer
    x = 263.21

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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.