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Finding the Fourth Proportional to 362,594.89, 543,738.56 and 172,835.74

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Solution

The fourth proportional to 362,594.89, 543,738.56 and 172,835.74 is: 259,180.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,594.89 : 543,738.56 = 172,835.74 : x
  2. Step 2: Convert to fraction form
    362,594.89/543,738.56 = 172,835.74/x
  3. Step 3: Cross multiply
    362,594.89x = 543,738.56 × 172,835.74
  4. Step 4: Simplify right side
    362,594.89x = 93,977,456,384.13
  5. Step 5: Solve for x
    x = 93,977,456,384.13/362,594.89
  6. Step 6: Final answer
    x = 259,180.31

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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.