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Finding the Fourth Proportional to 463.51, 695.40 and 174.97

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Solution

The fourth proportional to 463.51, 695.40 and 174.97 is: 262.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    463.51 : 695.40 = 174.97 : x
  2. Step 2: Convert to fraction form
    463.51/695.40 = 174.97/x
  3. Step 3: Cross multiply
    463.51x = 695.40 × 174.97
  4. Step 4: Simplify right side
    463.51x = 121,674.14
  5. Step 5: Solve for x
    x = 121,674.14/463.51
  6. Step 6: Final answer
    x = 262.51

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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.