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Finding the Fourth Proportional to 436.44, 602.33 and 259.44

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Solution

The fourth proportional to 436.44, 602.33 and 259.44 is: 358.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    436.44 : 602.33 = 259.44 : x
  2. Step 2: Convert to fraction form
    436.44/602.33 = 259.44/x
  3. Step 3: Cross multiply
    436.44x = 602.33 × 259.44
  4. Step 4: Simplify right side
    436.44x = 156,269.14
  5. Step 5: Solve for x
    x = 156,269.14/436.44
  6. Step 6: Final answer
    x = 358.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.