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Finding the Fourth Proportional to 590.19, 884.88 and 243.43

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Solution

The fourth proportional to 590.19, 884.88 and 243.43 is: 364.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.19 : 884.88 = 243.43 : x
  2. Step 2: Convert to fraction form
    590.19/884.88 = 243.43/x
  3. Step 3: Cross multiply
    590.19x = 884.88 × 243.43
  4. Step 4: Simplify right side
    590.19x = 215,406.34
  5. Step 5: Solve for x
    x = 215,406.34/590.19
  6. Step 6: Final answer
    x = 364.98

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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.