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Finding the Fourth Proportional to 337,039.40, 505,284.98 and 230,153.82

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Solution

The fourth proportional to 337,039.40, 505,284.98 and 230,153.82 is: 345,043.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,039.40 : 505,284.98 = 230,153.82 : x
  2. Step 2: Convert to fraction form
    337,039.40/505,284.98 = 230,153.82/x
  3. Step 3: Cross multiply
    337,039.40x = 505,284.98 × 230,153.82
  4. Step 4: Simplify right side
    337,039.40x = 116,293,267,184.86
  5. Step 5: Solve for x
    x = 116,293,267,184.86/337,039.40
  6. Step 6: Final answer
    x = 345,043.54

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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.