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Finding the Fourth Proportional to 337,369.85, 506,143.38 and 121,250.39

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Solution

The fourth proportional to 337,369.85, 506,143.38 and 121,250.39 is: 181,907.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,369.85 : 506,143.38 = 121,250.39 : x
  2. Step 2: Convert to fraction form
    337,369.85/506,143.38 = 121,250.39/x
  3. Step 3: Cross multiply
    337,369.85x = 506,143.38 × 121,250.39
  4. Step 4: Simplify right side
    337,369.85x = 61,370,082,220.92
  5. Step 5: Solve for x
    x = 61,370,082,220.92/337,369.85
  6. Step 6: Final answer
    x = 181,907.43

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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.