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Finding the Fourth Proportional to 348,072.92, 522,109.84 and 95,355.62

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Solution

The fourth proportional to 348,072.92, 522,109.84 and 95,355.62 is: 143,033.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,072.92 : 522,109.84 = 95,355.62 : x
  2. Step 2: Convert to fraction form
    348,072.92/522,109.84 = 95,355.62/x
  3. Step 3: Cross multiply
    348,072.92x = 522,109.84 × 95,355.62
  4. Step 4: Simplify right side
    348,072.92x = 49,786,107,501.30
  5. Step 5: Solve for x
    x = 49,786,107,501.30/348,072.92
  6. Step 6: Final answer
    x = 143,033.56

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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.