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Finding the Fourth Proportional to 268.84, 373.63 and 265.96

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Solution

The fourth proportional to 268.84, 373.63 and 265.96 is: 369.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    268.84 : 373.63 = 265.96 : x
  2. Step 2: Convert to fraction form
    268.84/373.63 = 265.96/x
  3. Step 3: Cross multiply
    268.84x = 373.63 × 265.96
  4. Step 4: Simplify right side
    268.84x = 99,370.63
  5. Step 5: Solve for x
    x = 99,370.63/268.84
  6. Step 6: Final answer
    x = 369.63

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.