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Finding the Fourth Proportional to 333.47, 501.09 and 171.26

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Solution

The fourth proportional to 333.47, 501.09 and 171.26 is: 257.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.47 : 501.09 = 171.26 : x
  2. Step 2: Convert to fraction form
    333.47/501.09 = 171.26/x
  3. Step 3: Cross multiply
    333.47x = 501.09 × 171.26
  4. Step 4: Simplify right side
    333.47x = 85,816.67
  5. Step 5: Solve for x
    x = 85,816.67/333.47
  6. Step 6: Final answer
    x = 257.34

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.