Home / 1,008,490.24-1,391,697.92-549,608.48

Finding the Fourth Proportional to 1,008,490.24, 1,391,697.92 and 549,608.48

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Solution

The fourth proportional to 1,008,490.24, 1,391,697.92 and 549,608.48 is: 758,449.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,490.24 : 1,391,697.92 = 549,608.48 : x
  2. Step 2: Convert to fraction form
    1,008,490.24/1,391,697.92 = 549,608.48/x
  3. Step 3: Cross multiply
    1,008,490.24x = 1,391,697.92 × 549,608.48
  4. Step 4: Simplify right side
    1,008,490.24x = 764,888,978,430.36
  5. Step 5: Solve for x
    x = 764,888,978,430.36/1,008,490.24
  6. Step 6: Final answer
    x = 758,449.56

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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.