Home / 997,579.80-1,496,579.88-323,608.48

Finding the Fourth Proportional to 997,579.80, 1,496,579.88 and 323,608.48

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Solution

The fourth proportional to 997,579.80, 1,496,579.88 and 323,608.48 is: 485,480.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,579.80 : 1,496,579.88 = 323,608.48 : x
  2. Step 2: Convert to fraction form
    997,579.80/1,496,579.88 = 323,608.48/x
  3. Step 3: Cross multiply
    997,579.80x = 1,496,579.88 × 323,608.48
  4. Step 4: Simplify right side
    997,579.80x = 484,305,940,165.38
  5. Step 5: Solve for x
    x = 484,305,940,165.38/997,579.80
  6. Step 6: Final answer
    x = 485,480.90

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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.