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Finding the Fourth Proportional to 447,404.34, 617,418.05 and 246,200.34

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Solution

The fourth proportional to 447,404.34, 617,418.05 and 246,200.34 is: 339,756.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,404.34 : 617,418.05 = 246,200.34 : x
  2. Step 2: Convert to fraction form
    447,404.34/617,418.05 = 246,200.34/x
  3. Step 3: Cross multiply
    447,404.34x = 617,418.05 × 246,200.34
  4. Step 4: Simplify right side
    447,404.34x = 152,008,533,832.14
  5. Step 5: Solve for x
    x = 152,008,533,832.14/447,404.34
  6. Step 6: Final answer
    x = 339,756.50

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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.