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Finding the Fourth Proportional to 333.44, 459.93 and 268.10

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Solution

The fourth proportional to 333.44, 459.93 and 268.10 is: 369.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.44 : 459.93 = 268.10 : x
  2. Step 2: Convert to fraction form
    333.44/459.93 = 268.10/x
  3. Step 3: Cross multiply
    333.44x = 459.93 × 268.10
  4. Step 4: Simplify right side
    333.44x = 123,307.23
  5. Step 5: Solve for x
    x = 123,307.23/333.44
  6. Step 6: Final answer
    x = 369.80

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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.