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Finding the Fourth Proportional to 590.53, 885.72 and 179.56

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Solution

The fourth proportional to 590.53, 885.72 and 179.56 is: 269.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.53 : 885.72 = 179.56 : x
  2. Step 2: Convert to fraction form
    590.53/885.72 = 179.56/x
  3. Step 3: Cross multiply
    590.53x = 885.72 × 179.56
  4. Step 4: Simplify right side
    590.53x = 159,039.88
  5. Step 5: Solve for x
    x = 159,039.88/590.53
  6. Step 6: Final answer
    x = 269.32

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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.