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Finding the Fourth Proportional to 414,919.56, 572,600.34 and 253,771.68

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Solution

The fourth proportional to 414,919.56, 572,600.34 and 253,771.68 is: 350,211.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,919.56 : 572,600.34 = 253,771.68 : x
  2. Step 2: Convert to fraction form
    414,919.56/572,600.34 = 253,771.68/x
  3. Step 3: Cross multiply
    414,919.56x = 572,600.34 × 253,771.68
  4. Step 4: Simplify right side
    414,919.56x = 145,309,750,250.37
  5. Step 5: Solve for x
    x = 145,309,750,250.37/414,919.56
  6. Step 6: Final answer
    x = 350,211.86

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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.