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Finding the Fourth Proportional to 557.29, 836.07 and 167.33

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Solution

The fourth proportional to 557.29, 836.07 and 167.33 is: 251.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    557.29 : 836.07 = 167.33 : x
  2. Step 2: Convert to fraction form
    557.29/836.07 = 167.33/x
  3. Step 3: Cross multiply
    557.29x = 836.07 × 167.33
  4. Step 4: Simplify right side
    557.29x = 139,899.59
  5. Step 5: Solve for x
    x = 139,899.59/557.29
  6. Step 6: Final answer
    x = 251.04

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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.