Home / 488,724.10-733,049.70-204,341.20

Finding the Fourth Proportional to 488,724.10, 733,049.70 and 204,341.20

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Solution

The fourth proportional to 488,724.10, 733,049.70 and 204,341.20 is: 306,496.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,724.10 : 733,049.70 = 204,341.20 : x
  2. Step 2: Convert to fraction form
    488,724.10/733,049.70 = 204,341.20/x
  3. Step 3: Cross multiply
    488,724.10x = 733,049.70 × 204,341.20
  4. Step 4: Simplify right side
    488,724.10x = 149,792,255,357.64
  5. Step 5: Solve for x
    x = 149,792,255,357.64/488,724.10
  6. Step 6: Final answer
    x = 306,496.56

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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.