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Finding the Fourth Proportional to 444,958.57, 613,873.39 and 328,950.57

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Solution

The fourth proportional to 444,958.57, 613,873.39 and 328,950.57 is: 453,826.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,958.57 : 613,873.39 = 328,950.57 : x
  2. Step 2: Convert to fraction form
    444,958.57/613,873.39 = 328,950.57/x
  3. Step 3: Cross multiply
    444,958.57x = 613,873.39 × 328,950.57
  4. Step 4: Simplify right side
    444,958.57x = 201,933,999,903.58
  5. Step 5: Solve for x
    x = 201,933,999,903.58/444,958.57
  6. Step 6: Final answer
    x = 453,826.53

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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.