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Finding the Fourth Proportional to 234,934.65, 352,401.98 and 168,996.60

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Solution

The fourth proportional to 234,934.65, 352,401.98 and 168,996.60 is: 253,494.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,934.65 : 352,401.98 = 168,996.60 : x
  2. Step 2: Convert to fraction form
    234,934.65/352,401.98 = 168,996.60/x
  3. Step 3: Cross multiply
    234,934.65x = 352,401.98 × 168,996.60
  4. Step 4: Simplify right side
    234,934.65x = 59,554,735,608.29
  5. Step 5: Solve for x
    x = 59,554,735,608.29/234,934.65
  6. Step 6: Final answer
    x = 253,494.90

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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.