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Finding the Fourth Proportional to 482.14, 723.20 and 401.04

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Solution

The fourth proportional to 482.14, 723.20 and 401.04 is: 601.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    482.14 : 723.20 = 401.04 : x
  2. Step 2: Convert to fraction form
    482.14/723.20 = 401.04/x
  3. Step 3: Cross multiply
    482.14x = 723.20 × 401.04
  4. Step 4: Simplify right side
    482.14x = 290,032.13
  5. Step 5: Solve for x
    x = 290,032.13/482.14
  6. Step 6: Final answer
    x = 601.55

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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.