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Finding the Fourth Proportional to 353,382.75, 530,244.23 and 175,905.27

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Solution

The fourth proportional to 353,382.75, 530,244.23 and 175,905.27 is: 263,942.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,382.75 : 530,244.23 = 175,905.27 : x
  2. Step 2: Convert to fraction form
    353,382.75/530,244.23 = 175,905.27/x
  3. Step 3: Cross multiply
    353,382.75x = 530,244.23 × 175,905.27
  4. Step 4: Simplify right side
    353,382.75x = 93,272,753,564.57
  5. Step 5: Solve for x
    x = 93,272,753,564.57/353,382.75
  6. Step 6: Final answer
    x = 263,942.58

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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.