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Finding the Fourth Proportional to 468,201.25, 702,135.82 and 168,601.42

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Solution

The fourth proportional to 468,201.25, 702,135.82 and 168,601.42 is: 252,842.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,201.25 : 702,135.82 = 168,601.42 : x
  2. Step 2: Convert to fraction form
    468,201.25/702,135.82 = 168,601.42/x
  3. Step 3: Cross multiply
    468,201.25x = 702,135.82 × 168,601.42
  4. Step 4: Simplify right side
    468,201.25x = 118,381,096,284.86
  5. Step 5: Solve for x
    x = 118,381,096,284.86/468,201.25
  6. Step 6: Final answer
    x = 252,842.33

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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.