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Finding the Fourth Proportional to 482.34, 723.32 and 222.29

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Solution

The fourth proportional to 482.34, 723.32 and 222.29 is: 333.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    482.34 : 723.32 = 222.29 : x
  2. Step 2: Convert to fraction form
    482.34/723.32 = 222.29/x
  3. Step 3: Cross multiply
    482.34x = 723.32 × 222.29
  4. Step 4: Simplify right side
    482.34x = 160,782.07
  5. Step 5: Solve for x
    x = 160,782.07/482.34
  6. Step 6: Final answer
    x = 333.34

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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.