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Finding the Fourth Proportional to 493,885.02, 681,564.60 and 267,530.52

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Solution

The fourth proportional to 493,885.02, 681,564.60 and 267,530.52 is: 369,193.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,885.02 : 681,564.60 = 267,530.52 : x
  2. Step 2: Convert to fraction form
    493,885.02/681,564.60 = 267,530.52/x
  3. Step 3: Cross multiply
    493,885.02x = 681,564.60 × 267,530.52
  4. Step 4: Simplify right side
    493,885.02x = 182,339,331,851.59
  5. Step 5: Solve for x
    x = 182,339,331,851.59/493,885.02
  6. Step 6: Final answer
    x = 369,193.89

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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.