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Finding the Fourth Proportional to 504,524.54, 696,249.29 and 275,079.95

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Solution

The fourth proportional to 504,524.54, 696,249.29 and 275,079.95 is: 379,613.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,524.54 : 696,249.29 = 275,079.95 : x
  2. Step 2: Convert to fraction form
    504,524.54/696,249.29 = 275,079.95/x
  3. Step 3: Cross multiply
    504,524.54x = 696,249.29 × 275,079.95
  4. Step 4: Simplify right side
    504,524.54x = 191,524,219,880.74
  5. Step 5: Solve for x
    x = 191,524,219,880.74/504,524.54
  6. Step 6: Final answer
    x = 379,613.29

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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.