Home / 322,541.22-445,118.31-177,358.05

Finding the Fourth Proportional to 322,541.22, 445,118.31 and 177,358.05

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Solution

The fourth proportional to 322,541.22, 445,118.31 and 177,358.05 is: 244,760.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,541.22 : 445,118.31 = 177,358.05 : x
  2. Step 2: Convert to fraction form
    322,541.22/445,118.31 = 177,358.05/x
  3. Step 3: Cross multiply
    322,541.22x = 445,118.31 × 177,358.05
  4. Step 4: Simplify right side
    322,541.22x = 78,945,314,594.11
  5. Step 5: Solve for x
    x = 78,945,314,594.11/322,541.22
  6. Step 6: Final answer
    x = 244,760.39

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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.