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Finding the Fourth Proportional to 337,654.94, 506,295.41 and 138,115.44

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Solution

The fourth proportional to 337,654.94, 506,295.41 and 138,115.44 is: 207,096.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,654.94 : 506,295.41 = 138,115.44 : x
  2. Step 2: Convert to fraction form
    337,654.94/506,295.41 = 138,115.44/x
  3. Step 3: Cross multiply
    337,654.94x = 506,295.41 × 138,115.44
  4. Step 4: Simplify right side
    337,654.94x = 69,927,212,631.55
  5. Step 5: Solve for x
    x = 69,927,212,631.55/337,654.94
  6. Step 6: Final answer
    x = 207,096.67

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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.