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Finding the Fourth Proportional to 554.67, 831.74 and 246.33

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Solution

The fourth proportional to 554.67, 831.74 and 246.33 is: 369.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.67 : 831.74 = 246.33 : x
  2. Step 2: Convert to fraction form
    554.67/831.74 = 246.33/x
  3. Step 3: Cross multiply
    554.67x = 831.74 × 246.33
  4. Step 4: Simplify right side
    554.67x = 204,881.28
  5. Step 5: Solve for x
    x = 204,881.28/554.67
  6. Step 6: Final answer
    x = 369.38

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Why These Related Problems?

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