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Finding the Fourth Proportional to 273, 374.19 and 265.98

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Solution

The fourth proportional to 273, 374.19 and 265.98 is: 364.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    273 : 374.19 = 265.98 : x
  2. Step 2: Convert to fraction form
    273/374.19 = 265.98/x
  3. Step 3: Cross multiply
    273x = 374.19 × 265.98
  4. Step 4: Simplify right side
    273x = 99,527.06
  5. Step 5: Solve for x
    x = 99,527.06/273
  6. Step 6: Final answer
    x = 364.57

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.