Home / 494,832.72-682,869.20-268,478.24

Finding the Fourth Proportional to 494,832.72, 682,869.20 and 268,478.24

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Solution

The fourth proportional to 494,832.72, 682,869.20 and 268,478.24 is: 370,500.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,832.72 : 682,869.20 = 268,478.24 : x
  2. Step 2: Convert to fraction form
    494,832.72/682,869.20 = 268,478.24/x
  3. Step 3: Cross multiply
    494,832.72x = 682,869.20 × 268,478.24
  4. Step 4: Simplify right side
    494,832.72x = 183,335,520,966.21
  5. Step 5: Solve for x
    x = 183,335,520,966.21/494,832.72
  6. Step 6: Final answer
    x = 370,500.00

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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.