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Finding the Fourth Proportional to 264,550.89, 364,869 and 173,999.82

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Solution

The fourth proportional to 264,550.89, 364,869 and 173,999.82 is: 239,980.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,550.89 : 364,869 = 173,999.82 : x
  2. Step 2: Convert to fraction form
    264,550.89/364,869 = 173,999.82/x
  3. Step 3: Cross multiply
    264,550.89x = 364,869 × 173,999.82
  4. Step 4: Simplify right side
    264,550.89x = 63,487,140,323.58
  5. Step 5: Solve for x
    x = 63,487,140,323.58/264,550.89
  6. Step 6: Final answer
    x = 239,980.82

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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.