Home / 493,982.36-681,691.38-267,627.32

Finding the Fourth Proportional to 493,982.36, 681,691.38 and 267,627.32

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Solution

The fourth proportional to 493,982.36, 681,691.38 and 267,627.32 is: 369,323.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,982.36 : 681,691.38 = 267,627.32 : x
  2. Step 2: Convert to fraction form
    493,982.36/681,691.38 = 267,627.32/x
  3. Step 3: Cross multiply
    493,982.36x = 681,691.38 × 267,627.32
  4. Step 4: Simplify right side
    493,982.36x = 182,439,237,096.50
  5. Step 5: Solve for x
    x = 182,439,237,096.50/493,982.36
  6. Step 6: Final answer
    x = 369,323.38

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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.