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Finding the Fourth Proportional to 462,592.26, 638,183.93 and 360,440.37

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Solution

The fourth proportional to 462,592.26, 638,183.93 and 360,440.37 is: 497,257.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,592.26 : 638,183.93 = 360,440.37 : x
  2. Step 2: Convert to fraction form
    462,592.26/638,183.93 = 360,440.37/x
  3. Step 3: Cross multiply
    462,592.26x = 638,183.93 × 360,440.37
  4. Step 4: Simplify right side
    462,592.26x = 230,027,251,857.25
  5. Step 5: Solve for x
    x = 230,027,251,857.25/462,592.26
  6. Step 6: Final answer
    x = 497,257.03

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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.