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Finding the Fourth Proportional to 444,629.56, 613,588.80 and 243,425.56

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Solution

The fourth proportional to 444,629.56, 613,588.80 and 243,425.56 is: 335,927.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,629.56 : 613,588.80 = 243,425.56 : x
  2. Step 2: Convert to fraction form
    444,629.56/613,588.80 = 243,425.56/x
  3. Step 3: Cross multiply
    444,629.56x = 613,588.80 × 243,425.56
  4. Step 4: Simplify right side
    444,629.56x = 149,363,197,249.73
  5. Step 5: Solve for x
    x = 149,363,197,249.73/444,629.56
  6. Step 6: Final answer
    x = 335,927.28

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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.