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Finding the Fourth Proportional to 584.23, 876.07 and 259.69

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Solution

The fourth proportional to 584.23, 876.07 and 259.69 is: 389.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.23 : 876.07 = 259.69 : x
  2. Step 2: Convert to fraction form
    584.23/876.07 = 259.69/x
  3. Step 3: Cross multiply
    584.23x = 876.07 × 259.69
  4. Step 4: Simplify right side
    584.23x = 227,506.62
  5. Step 5: Solve for x
    x = 227,506.62/584.23
  6. Step 6: Final answer
    x = 389.41

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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.