Home / 764,375.08-1,054,873.38-424,849

Finding the Fourth Proportional to 764,375.08, 1,054,873.38 and 424,849

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Solution

The fourth proportional to 764,375.08, 1,054,873.38 and 424,849 is: 586,311.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,375.08 : 1,054,873.38 = 424,849 : x
  2. Step 2: Convert to fraction form
    764,375.08/1,054,873.38 = 424,849/x
  3. Step 3: Cross multiply
    764,375.08x = 1,054,873.38 × 424,849
  4. Step 4: Simplify right side
    764,375.08x = 448,161,900,619.62
  5. Step 5: Solve for x
    x = 448,161,900,619.62/764,375.08
  6. Step 6: Final answer
    x = 586,311.50

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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.