Home / 682,500.60-1,023,750.90-327,331.80

Finding the Fourth Proportional to 682,500.60, 1,023,750.90 and 327,331.80

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Solution

The fourth proportional to 682,500.60, 1,023,750.90 and 327,331.80 is: 490,997.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,500.60 : 1,023,750.90 = 327,331.80 : x
  2. Step 2: Convert to fraction form
    682,500.60/1,023,750.90 = 327,331.80/x
  3. Step 3: Cross multiply
    682,500.60x = 1,023,750.90 × 327,331.80
  4. Step 4: Simplify right side
    682,500.60x = 335,106,224,848.62
  5. Step 5: Solve for x
    x = 335,106,224,848.62/682,500.60
  6. Step 6: Final answer
    x = 490,997.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.