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Finding the Fourth Proportional to 273,772.90, 410,736.15 and 133,536.10

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Solution

The fourth proportional to 273,772.90, 410,736.15 and 133,536.10 is: 200,341.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,772.90 : 410,736.15 = 133,536.10 : x
  2. Step 2: Convert to fraction form
    273,772.90/410,736.15 = 133,536.10/x
  3. Step 3: Cross multiply
    273,772.90x = 410,736.15 × 133,536.10
  4. Step 4: Simplify right side
    273,772.90x = 54,848,103,600.02
  5. Step 5: Solve for x
    x = 54,848,103,600.02/273,772.90
  6. Step 6: Final answer
    x = 200,341.61

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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.