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Finding the Fourth Proportional to 695.96, 960.59 and 416.37

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Solution

The fourth proportional to 695.96, 960.59 and 416.37 is: 574.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    695.96 : 960.59 = 416.37 : x
  2. Step 2: Convert to fraction form
    695.96/960.59 = 416.37/x
  3. Step 3: Cross multiply
    695.96x = 960.59 × 416.37
  4. Step 4: Simplify right side
    695.96x = 399,965.50
  5. Step 5: Solve for x
    x = 399,965.50/695.96
  6. Step 6: Final answer
    x = 574.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.