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Finding the Fourth Proportional to 337,114.90, 505,672.35 and 203,926.60

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Solution

The fourth proportional to 337,114.90, 505,672.35 and 203,926.60 is: 305,889.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,114.90 : 505,672.35 = 203,926.60 : x
  2. Step 2: Convert to fraction form
    337,114.90/505,672.35 = 203,926.60/x
  3. Step 3: Cross multiply
    337,114.90x = 505,672.35 × 203,926.60
  4. Step 4: Simplify right side
    337,114.90x = 103,120,043,049.51
  5. Step 5: Solve for x
    x = 103,120,043,049.51/337,114.90
  6. Step 6: Final answer
    x = 305,889.90

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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.