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Finding the Fourth Proportional to 493,856.88, 681,523.44 and 267,502.56

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Solution

The fourth proportional to 493,856.88, 681,523.44 and 267,502.56 is: 369,154.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,856.88 : 681,523.44 = 267,502.56 : x
  2. Step 2: Convert to fraction form
    493,856.88/681,523.44 = 267,502.56/x
  3. Step 3: Cross multiply
    493,856.88x = 681,523.44 × 267,502.56
  4. Step 4: Simplify right side
    493,856.88x = 182,309,264,900.01
  5. Step 5: Solve for x
    x = 182,309,264,900.01/493,856.88
  6. Step 6: Final answer
    x = 369,154.04

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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.