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Finding the Fourth Proportional to 534,616.91, 801,858.44 and 174,757.60

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Solution

The fourth proportional to 534,616.91, 801,858.44 and 174,757.60 is: 262,114.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,616.91 : 801,858.44 = 174,757.60 : x
  2. Step 2: Convert to fraction form
    534,616.91/801,858.44 = 174,757.60/x
  3. Step 3: Cross multiply
    534,616.91x = 801,858.44 × 174,757.60
  4. Step 4: Simplify right side
    534,616.91x = 140,130,856,970.35
  5. Step 5: Solve for x
    x = 140,130,856,970.35/534,616.91
  6. Step 6: Final answer
    x = 262,114.52

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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.