Home / 531,049.08-733,563.90-493,257.72

Finding the Fourth Proportional to 531,049.08, 733,563.90 and 493,257.72

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Solution

The fourth proportional to 531,049.08, 733,563.90 and 493,257.72 is: 681,360.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,049.08 : 733,563.90 = 493,257.72 : x
  2. Step 2: Convert to fraction form
    531,049.08/733,563.90 = 493,257.72/x
  3. Step 3: Cross multiply
    531,049.08x = 733,563.90 × 493,257.72
  4. Step 4: Simplify right side
    531,049.08x = 361,836,056,788.31
  5. Step 5: Solve for x
    x = 361,836,056,788.31/531,049.08
  6. Step 6: Final answer
    x = 681,360.86

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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.