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Finding the Fourth Proportional to 348,652.20, 481,120.32 and 195,676.20

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Solution

The fourth proportional to 348,652.20, 481,120.32 and 195,676.20 is: 270,022.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,652.20 : 481,120.32 = 195,676.20 : x
  2. Step 2: Convert to fraction form
    348,652.20/481,120.32 = 195,676.20/x
  3. Step 3: Cross multiply
    348,652.20x = 481,120.32 × 195,676.20
  4. Step 4: Simplify right side
    348,652.20x = 94,143,795,960.38
  5. Step 5: Solve for x
    x = 94,143,795,960.38/348,652.20
  6. Step 6: Final answer
    x = 270,022.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.