Home / 444,867.12-613,926.54-253,876.68

Finding the Fourth Proportional to 444,867.12, 613,926.54 and 253,876.68

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Solution

The fourth proportional to 444,867.12, 613,926.54 and 253,876.68 is: 350,355.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,867.12 : 613,926.54 = 253,876.68 : x
  2. Step 2: Convert to fraction form
    444,867.12/613,926.54 = 253,876.68/x
  3. Step 3: Cross multiply
    444,867.12x = 613,926.54 × 253,876.68
  4. Step 4: Simplify right side
    444,867.12x = 155,861,631,739.09
  5. Step 5: Solve for x
    x = 155,861,631,739.09/444,867.12
  6. Step 6: Final answer
    x = 350,355.48

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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.