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Finding the Fourth Proportional to 337,162.50, 505,743.75 and 87,844.50

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Solution

The fourth proportional to 337,162.50, 505,743.75 and 87,844.50 is: 131,766.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,162.50 : 505,743.75 = 87,844.50 : x
  2. Step 2: Convert to fraction form
    337,162.50/505,743.75 = 87,844.50/x
  3. Step 3: Cross multiply
    337,162.50x = 505,743.75 × 87,844.50
  4. Step 4: Simplify right side
    337,162.50x = 44,426,806,846.88
  5. Step 5: Solve for x
    x = 44,426,806,846.88/337,162.50
  6. Step 6: Final answer
    x = 131,766.75

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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.