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Finding the Fourth Proportional to 444,269.56, 613,107.30 and 243,065.56

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Solution

The fourth proportional to 444,269.56, 613,107.30 and 243,065.56 is: 335,438.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,269.56 : 613,107.30 = 243,065.56 : x
  2. Step 2: Convert to fraction form
    444,269.56/613,107.30 = 243,065.56/x
  3. Step 3: Cross multiply
    444,269.56x = 613,107.30 × 243,065.56
  4. Step 4: Simplify right side
    444,269.56x = 149,025,269,214.59
  5. Step 5: Solve for x
    x = 149,025,269,214.59/444,269.56
  6. Step 6: Final answer
    x = 335,438.85

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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.