Home / 353,183.04-487,382.25-200,235.33

Finding the Fourth Proportional to 353,183.04, 487,382.25 and 200,235.33

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Solution

The fourth proportional to 353,183.04, 487,382.25 and 200,235.33 is: 276,318.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,183.04 : 487,382.25 = 200,235.33 : x
  2. Step 2: Convert to fraction form
    353,183.04/487,382.25 = 200,235.33/x
  3. Step 3: Cross multiply
    353,183.04x = 487,382.25 × 200,235.33
  4. Step 4: Simplify right side
    353,183.04x = 97,591,145,664.89
  5. Step 5: Solve for x
    x = 97,591,145,664.89/353,183.04
  6. Step 6: Final answer
    x = 276,318.89

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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.