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Finding the Fourth Proportional to 519,346.25, 779,105.46 and 182,299.44

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Solution

The fourth proportional to 519,346.25, 779,105.46 and 182,299.44 is: 273,479.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,346.25 : 779,105.46 = 182,299.44 : x
  2. Step 2: Convert to fraction form
    519,346.25/779,105.46 = 182,299.44/x
  3. Step 3: Cross multiply
    519,346.25x = 779,105.46 × 182,299.44
  4. Step 4: Simplify right side
    519,346.25x = 142,030,489,058.94
  5. Step 5: Solve for x
    x = 142,030,489,058.94/519,346.25
  6. Step 6: Final answer
    x = 273,479.38

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1.5x scale

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.