Home / 321,542.06-443,625.66-185,558.04

Finding the Fourth Proportional to 321,542.06, 443,625.66 and 185,558.04

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Solution

The fourth proportional to 321,542.06, 443,625.66 and 185,558.04 is: 256,011.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,542.06 : 443,625.66 = 185,558.04 : x
  2. Step 2: Convert to fraction form
    321,542.06/443,625.66 = 185,558.04/x
  3. Step 3: Cross multiply
    321,542.06x = 443,625.66 × 185,558.04
  4. Step 4: Simplify right side
    321,542.06x = 82,318,307,963.31
  5. Step 5: Solve for x
    x = 82,318,307,963.31/321,542.06
  6. Step 6: Final answer
    x = 256,011.02

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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.