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Finding the Fourth Proportional to 1,682.69, 2,524.25 and 586.79

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Solution

The fourth proportional to 1,682.69, 2,524.25 and 586.79 is: 880.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682.69 : 2,524.25 = 586.79 : x
  2. Step 2: Convert to fraction form
    1,682.69/2,524.25 = 586.79/x
  3. Step 3: Cross multiply
    1,682.69x = 2,524.25 × 586.79
  4. Step 4: Simplify right side
    1,682.69x = 1,481,202.97
  5. Step 5: Solve for x
    x = 1,481,202.97/1,682.69
  6. Step 6: Final answer
    x = 880.26

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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.