Home / 322,841.23-445,520.55-179,598.20

Finding the Fourth Proportional to 322,841.23, 445,520.55 and 179,598.20

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Solution

The fourth proportional to 322,841.23, 445,520.55 and 179,598.20 is: 247,845.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,841.23 : 445,520.55 = 179,598.20 : x
  2. Step 2: Convert to fraction form
    322,841.23/445,520.55 = 179,598.20/x
  3. Step 3: Cross multiply
    322,841.23x = 445,520.55 × 179,598.20
  4. Step 4: Simplify right side
    322,841.23x = 80,014,687,288.90
  5. Step 5: Solve for x
    x = 80,014,687,288.90/322,841.23
  6. Step 6: Final answer
    x = 247,845.32

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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.