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Finding the Fourth Proportional to 581.96, 872.92 and 273.96

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Solution

The fourth proportional to 581.96, 872.92 and 273.96 is: 410.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    581.96 : 872.92 = 273.96 : x
  2. Step 2: Convert to fraction form
    581.96/872.92 = 273.96/x
  3. Step 3: Cross multiply
    581.96x = 872.92 × 273.96
  4. Step 4: Simplify right side
    581.96x = 239,145.16
  5. Step 5: Solve for x
    x = 239,145.16/581.96
  6. Step 6: Final answer
    x = 410.93

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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.