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Finding the Fourth Proportional to 447,050.56, 616,917.44 and 245,846.56

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Solution

The fourth proportional to 447,050.56, 616,917.44 and 245,846.56 is: 339,261.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,050.56 : 616,917.44 = 245,846.56 : x
  2. Step 2: Convert to fraction form
    447,050.56/616,917.44 = 245,846.56/x
  3. Step 3: Cross multiply
    447,050.56x = 616,917.44 × 245,846.56
  4. Step 4: Simplify right side
    447,050.56x = 151,667,030,428.01
  5. Step 5: Solve for x
    x = 151,667,030,428.01/447,050.56
  6. Step 6: Final answer
    x = 339,261.47

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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.