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Finding the Fourth Proportional to 337,107.80, 505,005.60 and 187,079.60

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Solution

The fourth proportional to 337,107.80, 505,005.60 and 187,079.60 is: 280,255.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,107.80 : 505,005.60 = 187,079.60 : x
  2. Step 2: Convert to fraction form
    337,107.80/505,005.60 = 187,079.60/x
  3. Step 3: Cross multiply
    337,107.80x = 505,005.60 × 187,079.60
  4. Step 4: Simplify right side
    337,107.80x = 94,476,245,645.76
  5. Step 5: Solve for x
    x = 94,476,245,645.76/337,107.80
  6. Step 6: Final answer
    x = 280,255.29

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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.