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Finding the Fourth Proportional to 577.88, 866.80 and 167.04

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Solution

The fourth proportional to 577.88, 866.80 and 167.04 is: 250.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    577.88 : 866.80 = 167.04 : x
  2. Step 2: Convert to fraction form
    577.88/866.80 = 167.04/x
  3. Step 3: Cross multiply
    577.88x = 866.80 × 167.04
  4. Step 4: Simplify right side
    577.88x = 144,790.27
  5. Step 5: Solve for x
    x = 144,790.27/577.88
  6. Step 6: Final answer
    x = 250.55

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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.