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Finding the Fourth Proportional to 395.34, 593.14 and 164.35

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Solution

The fourth proportional to 395.34, 593.14 and 164.35 is: 246.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    395.34 : 593.14 = 164.35 : x
  2. Step 2: Convert to fraction form
    395.34/593.14 = 164.35/x
  3. Step 3: Cross multiply
    395.34x = 593.14 × 164.35
  4. Step 4: Simplify right side
    395.34x = 97,482.56
  5. Step 5: Solve for x
    x = 97,482.56/395.34
  6. Step 6: Final answer
    x = 246.58

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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.