Home / 431,629.56-595,665.90-240,676.92

Finding the Fourth Proportional to 431,629.56, 595,665.90 and 240,676.92

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Solution

The fourth proportional to 431,629.56, 595,665.90 and 240,676.92 is: 332,143.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,629.56 : 595,665.90 = 240,676.92 : x
  2. Step 2: Convert to fraction form
    431,629.56/595,665.90 = 240,676.92/x
  3. Step 3: Cross multiply
    431,629.56x = 595,665.90 × 240,676.92
  4. Step 4: Simplify right side
    431,629.56x = 143,363,034,161.03
  5. Step 5: Solve for x
    x = 143,363,034,161.03/431,629.56
  6. Step 6: Final answer
    x = 332,143.69

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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.