Home / 764,874.45-1,147,475.70-232,449.30

Finding the Fourth Proportional to 764,874.45, 1,147,475.70 and 232,449.30

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Solution

The fourth proportional to 764,874.45, 1,147,475.70 and 232,449.30 is: 348,723.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,874.45 : 1,147,475.70 = 232,449.30 : x
  2. Step 2: Convert to fraction form
    764,874.45/1,147,475.70 = 232,449.30/x
  3. Step 3: Cross multiply
    764,874.45x = 1,147,475.70 × 232,449.30
  4. Step 4: Simplify right side
    764,874.45x = 266,729,923,232.01
  5. Step 5: Solve for x
    x = 266,729,923,232.01/764,874.45
  6. Step 6: Final answer
    x = 348,723.80

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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.