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Finding the Fourth Proportional to 352.56, 525.39 and 341.99

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Solution

The fourth proportional to 352.56, 525.39 and 341.99 is: 509.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    352.56 : 525.39 = 341.99 : x
  2. Step 2: Convert to fraction form
    352.56/525.39 = 341.99/x
  3. Step 3: Cross multiply
    352.56x = 525.39 × 341.99
  4. Step 4: Simplify right side
    352.56x = 179,678.13
  5. Step 5: Solve for x
    x = 179,678.13/352.56
  6. Step 6: Final answer
    x = 509.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.