Home / 764,530.08-1,055,087.52-425,004

Finding the Fourth Proportional to 764,530.08, 1,055,087.52 and 425,004

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Solution

The fourth proportional to 764,530.08, 1,055,087.52 and 425,004 is: 586,525.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,530.08 : 1,055,087.52 = 425,004 : x
  2. Step 2: Convert to fraction form
    764,530.08/1,055,087.52 = 425,004/x
  3. Step 3: Cross multiply
    764,530.08x = 1,055,087.52 × 425,004
  4. Step 4: Simplify right side
    764,530.08x = 448,416,416,350.08
  5. Step 5: Solve for x
    x = 448,416,416,350.08/764,530.08
  6. Step 6: Final answer
    x = 586,525.54

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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.