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Finding the Fourth Proportional to 263.84, 364.02 and 170.59

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Solution

The fourth proportional to 263.84, 364.02 and 170.59 is: 235.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    263.84 : 364.02 = 170.59 : x
  2. Step 2: Convert to fraction form
    263.84/364.02 = 170.59/x
  3. Step 3: Cross multiply
    263.84x = 364.02 × 170.59
  4. Step 4: Simplify right side
    263.84x = 62,097.90
  5. Step 5: Solve for x
    x = 62,097.90/263.84
  6. Step 6: Final answer
    x = 235.36

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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.