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Finding the Fourth Proportional to 463.19, 695.09 and 174.63

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Solution

The fourth proportional to 463.19, 695.09 and 174.63 is: 262.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    463.19 : 695.09 = 174.63 : x
  2. Step 2: Convert to fraction form
    463.19/695.09 = 174.63/x
  3. Step 3: Cross multiply
    463.19x = 695.09 × 174.63
  4. Step 4: Simplify right side
    463.19x = 121,383.57
  5. Step 5: Solve for x
    x = 121,383.57/463.19
  6. Step 6: Final answer
    x = 262.06

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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.