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Finding the Fourth Proportional to 503,493.98, 755,256.11 and 124,414.68

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Solution

The fourth proportional to 503,493.98, 755,256.11 and 124,414.68 is: 186,625.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,493.98 : 755,256.11 = 124,414.68 : x
  2. Step 2: Convert to fraction form
    503,493.98/755,256.11 = 124,414.68/x
  3. Step 3: Cross multiply
    503,493.98x = 755,256.11 × 124,414.68
  4. Step 4: Simplify right side
    503,493.98x = 93,964,946,621.62
  5. Step 5: Solve for x
    x = 93,964,946,621.62/503,493.98
  6. Step 6: Final answer
    x = 186,625.76

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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.