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Finding the Fourth Proportional to 536,540.60, 804,519.30 and 181,371.80

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Solution

The fourth proportional to 536,540.60, 804,519.30 and 181,371.80 is: 271,959.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,540.60 : 804,519.30 = 181,371.80 : x
  2. Step 2: Convert to fraction form
    536,540.60/804,519.30 = 181,371.80/x
  3. Step 3: Cross multiply
    536,540.60x = 804,519.30 × 181,371.80
  4. Step 4: Simplify right side
    536,540.60x = 145,917,113,575.74
  5. Step 5: Solve for x
    x = 145,917,113,575.74/536,540.60
  6. Step 6: Final answer
    x = 271,959.13

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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.