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Finding the Fourth Proportional to 444,620.72, 613,519.44 and 253,622.72

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Solution

The fourth proportional to 444,620.72, 613,519.44 and 253,622.72 is: 349,966.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,620.72 : 613,519.44 = 253,622.72 : x
  2. Step 2: Convert to fraction form
    444,620.72/613,519.44 = 253,622.72/x
  3. Step 3: Cross multiply
    444,620.72x = 613,519.44 × 253,622.72
  4. Step 4: Simplify right side
    444,620.72x = 155,602,469,145.68
  5. Step 5: Solve for x
    x = 155,602,469,145.68/444,620.72
  6. Step 6: Final answer
    x = 349,966.75

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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.