Home / 426,919.92-589,161.70-233,338.42

Finding the Fourth Proportional to 426,919.92, 589,161.70 and 233,338.42

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Solution

The fourth proportional to 426,919.92, 589,161.70 and 233,338.42 is: 322,013.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,919.92 : 589,161.70 = 233,338.42 : x
  2. Step 2: Convert to fraction form
    426,919.92/589,161.70 = 233,338.42/x
  3. Step 3: Cross multiply
    426,919.92x = 589,161.70 × 233,338.42
  4. Step 4: Simplify right side
    426,919.92x = 137,474,061,230.64
  5. Step 5: Solve for x
    x = 137,474,061,230.64/426,919.92
  6. Step 6: Final answer
    x = 322,013.70

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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.