Home / 576,176.20-863,529.90-323,456.20

Finding the Fourth Proportional to 576,176.20, 863,529.90 and 323,456.20

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Solution

The fourth proportional to 576,176.20, 863,529.90 and 323,456.20 is: 484,772.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,176.20 : 863,529.90 = 323,456.20 : x
  2. Step 2: Convert to fraction form
    576,176.20/863,529.90 = 323,456.20/x
  3. Step 3: Cross multiply
    576,176.20x = 863,529.90 × 323,456.20
  4. Step 4: Simplify right side
    576,176.20x = 279,314,100,040.38
  5. Step 5: Solve for x
    x = 279,314,100,040.38/576,176.20
  6. Step 6: Final answer
    x = 484,772.02

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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.