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Finding the Fourth Proportional to 589.15, 883.73 and 571.37

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Solution

The fourth proportional to 589.15, 883.73 and 571.37 is: 857.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.15 : 883.73 = 571.37 : x
  2. Step 2: Convert to fraction form
    589.15/883.73 = 571.37/x
  3. Step 3: Cross multiply
    589.15x = 883.73 × 571.37
  4. Step 4: Simplify right side
    589.15x = 504,940.45
  5. Step 5: Solve for x
    x = 504,940.45/589.15
  6. Step 6: Final answer
    x = 857.07

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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.