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Finding the Fourth Proportional to 367,455.82, 550,903.37 and 167,636.47

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Solution

The fourth proportional to 367,455.82, 550,903.37 and 167,636.47 is: 251,326.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,455.82 : 550,903.37 = 167,636.47 : x
  2. Step 2: Convert to fraction form
    367,455.82/550,903.37 = 167,636.47/x
  3. Step 3: Cross multiply
    367,455.82x = 550,903.37 × 167,636.47
  4. Step 4: Simplify right side
    367,455.82x = 92,351,495,299.74
  5. Step 5: Solve for x
    x = 92,351,495,299.74/367,455.82
  6. Step 6: Final answer
    x = 251,326.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.