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Finding the Fourth Proportional to 590.18, 884.79 and 395.37

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Solution

The fourth proportional to 590.18, 884.79 and 395.37 is: 592.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.18 : 884.79 = 395.37 : x
  2. Step 2: Convert to fraction form
    590.18/884.79 = 395.37/x
  3. Step 3: Cross multiply
    590.18x = 884.79 × 395.37
  4. Step 4: Simplify right side
    590.18x = 349,822.19
  5. Step 5: Solve for x
    x = 349,822.19/590.18
  6. Step 6: Final answer
    x = 592.74

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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.