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Finding the Fourth Proportional to 447,246.56, 617,200.26 and 246,042.56

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Solution

The fourth proportional to 447,246.56, 617,200.26 and 246,042.56 is: 339,538.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,246.56 : 617,200.26 = 246,042.56 : x
  2. Step 2: Convert to fraction form
    447,246.56/617,200.26 = 246,042.56/x
  3. Step 3: Cross multiply
    447,246.56x = 617,200.26 × 246,042.56
  4. Step 4: Simplify right side
    447,246.56x = 151,857,532,623.41
  5. Step 5: Solve for x
    x = 151,857,532,623.41/447,246.56
  6. Step 6: Final answer
    x = 339,538.74

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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.