Home / 322,923.58-445,652.04-179,686.72

Finding the Fourth Proportional to 322,923.58, 445,652.04 and 179,686.72

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Solution

The fourth proportional to 322,923.58, 445,652.04 and 179,686.72 is: 247,977.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,923.58 : 445,652.04 = 179,686.72 : x
  2. Step 2: Convert to fraction form
    322,923.58/445,652.04 = 179,686.72/x
  3. Step 3: Cross multiply
    322,923.58x = 445,652.04 × 179,686.72
  4. Step 4: Simplify right side
    322,923.58x = 80,077,753,328.91
  5. Step 5: Solve for x
    x = 80,077,753,328.91/322,923.58
  6. Step 6: Final answer
    x = 247,977.41

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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.