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Finding the Fourth Proportional to 333,231.50, 499,795.92 and 108,591.38

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Solution

The fourth proportional to 333,231.50, 499,795.92 and 108,591.38 is: 162,870.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,231.50 : 499,795.92 = 108,591.38 : x
  2. Step 2: Convert to fraction form
    333,231.50/499,795.92 = 108,591.38/x
  3. Step 3: Cross multiply
    333,231.50x = 499,795.92 × 108,591.38
  4. Step 4: Simplify right side
    333,231.50x = 54,273,528,671.17
  5. Step 5: Solve for x
    x = 54,273,528,671.17/333,231.50
  6. Step 6: Final answer
    x = 162,870.34

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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.