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Finding the Fourth Proportional to 534,450.39, 801,703.07 and 135,094.57

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Solution

The fourth proportional to 534,450.39, 801,703.07 and 135,094.57 is: 202,648.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,450.39 : 801,703.07 = 135,094.57 : x
  2. Step 2: Convert to fraction form
    534,450.39/801,703.07 = 135,094.57/x
  3. Step 3: Cross multiply
    534,450.39x = 801,703.07 × 135,094.57
  4. Step 4: Simplify right side
    534,450.39x = 108,305,729,336.20
  5. Step 5: Solve for x
    x = 108,305,729,336.20/534,450.39
  6. Step 6: Final answer
    x = 202,648.80

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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.