Home / 493,972.22-681,682.38-267,617.72

Finding the Fourth Proportional to 493,972.22, 681,682.38 and 267,617.72

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Solution

The fourth proportional to 493,972.22, 681,682.38 and 267,617.72 is: 369,312.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,972.22 : 681,682.38 = 267,617.72 : x
  2. Step 2: Convert to fraction form
    493,972.22/681,682.38 = 267,617.72/x
  3. Step 3: Cross multiply
    493,972.22x = 681,682.38 × 267,617.72
  4. Step 4: Simplify right side
    493,972.22x = 182,430,284,299.77
  5. Step 5: Solve for x
    x = 182,430,284,299.77/493,972.22
  6. Step 6: Final answer
    x = 369,312.84

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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.