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Finding the Fourth Proportional to 456.50, 684.37 and 182.33

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Solution

The fourth proportional to 456.50, 684.37 and 182.33 is: 273.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    456.50 : 684.37 = 182.33 : x
  2. Step 2: Convert to fraction form
    456.50/684.37 = 182.33/x
  3. Step 3: Cross multiply
    456.50x = 684.37 × 182.33
  4. Step 4: Simplify right side
    456.50x = 124,781.18
  5. Step 5: Solve for x
    x = 124,781.18/456.50
  6. Step 6: Final answer
    x = 273.34

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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.