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Finding the Fourth Proportional to 482.04, 723.20 and 174.03

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Solution

The fourth proportional to 482.04, 723.20 and 174.03 is: 261.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    482.04 : 723.20 = 174.03 : x
  2. Step 2: Convert to fraction form
    482.04/723.20 = 174.03/x
  3. Step 3: Cross multiply
    482.04x = 723.20 × 174.03
  4. Step 4: Simplify right side
    482.04x = 125,857.63
  5. Step 5: Solve for x
    x = 125,857.63/482.04
  6. Step 6: Final answer
    x = 261.09

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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.