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Finding the Fourth Proportional to 447,364.12, 617,362.48 and 246,160.12

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Solution

The fourth proportional to 447,364.12, 617,362.48 and 246,160.12 is: 339,700.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,364.12 : 617,362.48 = 246,160.12 : x
  2. Step 2: Convert to fraction form
    447,364.12/617,362.48 = 246,160.12/x
  3. Step 3: Cross multiply
    447,364.12x = 617,362.48 × 246,160.12
  4. Step 4: Simplify right side
    447,364.12x = 151,970,022,160.30
  5. Step 5: Solve for x
    x = 151,970,022,160.30/447,364.12
  6. Step 6: Final answer
    x = 339,700.96

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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.