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Finding the Fourth Proportional to 883.33, 1,324.92 and 266.98

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Solution

The fourth proportional to 883.33, 1,324.92 and 266.98 is: 400.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    883.33 : 1,324.92 = 266.98 : x
  2. Step 2: Convert to fraction form
    883.33/1,324.92 = 266.98/x
  3. Step 3: Cross multiply
    883.33x = 1,324.92 × 266.98
  4. Step 4: Simplify right side
    883.33x = 353,727.14
  5. Step 5: Solve for x
    x = 353,727.14/883.33
  6. Step 6: Final answer
    x = 400.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.