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Finding the Fourth Proportional to 590.13, 884.47 and 243.25

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Solution

The fourth proportional to 590.13, 884.47 and 243.25 is: 364.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.13 : 884.47 = 243.25 : x
  2. Step 2: Convert to fraction form
    590.13/884.47 = 243.25/x
  3. Step 3: Cross multiply
    590.13x = 884.47 × 243.25
  4. Step 4: Simplify right side
    590.13x = 215,141.69
  5. Step 5: Solve for x
    x = 215,141.69/590.13
  6. Step 6: Final answer
    x = 364.57

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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.