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Finding the Fourth Proportional to 503,524.26, 694,881.81 and 274,070.43

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Solution

The fourth proportional to 503,524.26, 694,881.81 and 274,070.43 is: 378,227.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,524.26 : 694,881.81 = 274,070.43 : x
  2. Step 2: Convert to fraction form
    503,524.26/694,881.81 = 274,070.43/x
  3. Step 3: Cross multiply
    503,524.26x = 694,881.81 × 274,070.43
  4. Step 4: Simplify right side
    503,524.26x = 190,446,556,465.88
  5. Step 5: Solve for x
    x = 190,446,556,465.88/503,524.26
  6. Step 6: Final answer
    x = 378,227.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.