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Finding the Fourth Proportional to 609,625.36, 914,103.96 and 188,784.40

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Solution

The fourth proportional to 609,625.36, 914,103.96 and 188,784.40 is: 283,073.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,625.36 : 914,103.96 = 188,784.40 : x
  2. Step 2: Convert to fraction form
    609,625.36/914,103.96 = 188,784.40/x
  3. Step 3: Cross multiply
    609,625.36x = 914,103.96 × 188,784.40
  4. Step 4: Simplify right side
    609,625.36x = 172,568,567,626.22
  5. Step 5: Solve for x
    x = 172,568,567,626.22/609,625.36
  6. Step 6: Final answer
    x = 283,073.14

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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.