Home / 322,320.32-444,340.11-226,529.72

Finding the Fourth Proportional to 322,320.32, 444,340.11 and 226,529.72

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Solution

The fourth proportional to 322,320.32, 444,340.11 and 226,529.72 is: 312,286.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,320.32 : 444,340.11 = 226,529.72 : x
  2. Step 2: Convert to fraction form
    322,320.32/444,340.11 = 226,529.72/x
  3. Step 3: Cross multiply
    322,320.32x = 444,340.11 × 226,529.72
  4. Step 4: Simplify right side
    322,320.32x = 100,656,240,703.07
  5. Step 5: Solve for x
    x = 100,656,240,703.07/322,320.32
  6. Step 6: Final answer
    x = 312,286.36

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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.