Home / 322,541.32-445,068.25-177,323.21

Finding the Fourth Proportional to 322,541.32, 445,068.25 and 177,323.21

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Solution

The fourth proportional to 322,541.32, 445,068.25 and 177,323.21 is: 244,684.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,541.32 : 445,068.25 = 177,323.21 : x
  2. Step 2: Convert to fraction form
    322,541.32/445,068.25 = 177,323.21/x
  3. Step 3: Cross multiply
    322,541.32x = 445,068.25 × 177,323.21
  4. Step 4: Simplify right side
    322,541.32x = 78,920,930,759.08
  5. Step 5: Solve for x
    x = 78,920,930,759.08/322,541.32
  6. Step 6: Final answer
    x = 244,684.71

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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.