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Finding the Fourth Proportional to 241,657.26, 362,551.23 and 171,978.90

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Solution

The fourth proportional to 241,657.26, 362,551.23 and 171,978.90 is: 258,014.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,657.26 : 362,551.23 = 171,978.90 : x
  2. Step 2: Convert to fraction form
    241,657.26/362,551.23 = 171,978.90/x
  3. Step 3: Cross multiply
    241,657.26x = 362,551.23 × 171,978.90
  4. Step 4: Simplify right side
    241,657.26x = 62,351,161,729.05
  5. Step 5: Solve for x
    x = 62,351,161,729.05/241,657.26
  6. Step 6: Final answer
    x = 258,014.85

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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.