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Finding the Fourth Proportional to 695.62, 959.26 and 468.04

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Solution

The fourth proportional to 695.62, 959.26 and 468.04 is: 645.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    695.62 : 959.26 = 468.04 : x
  2. Step 2: Convert to fraction form
    695.62/959.26 = 468.04/x
  3. Step 3: Cross multiply
    695.62x = 959.26 × 468.04
  4. Step 4: Simplify right side
    695.62x = 448,969.71
  5. Step 5: Solve for x
    x = 448,969.71/695.62
  6. Step 6: Final answer
    x = 645.43

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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.