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Finding the Fourth Proportional to 411,769.32, 617,760.47 and 241,135.12

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Solution

The fourth proportional to 411,769.32, 617,760.47 and 241,135.12 is: 361,765.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,769.32 : 617,760.47 = 241,135.12 : x
  2. Step 2: Convert to fraction form
    411,769.32/617,760.47 = 241,135.12/x
  3. Step 3: Cross multiply
    411,769.32x = 617,760.47 × 241,135.12
  4. Step 4: Simplify right side
    411,769.32x = 148,963,743,859.03
  5. Step 5: Solve for x
    x = 148,963,743,859.03/411,769.32
  6. Step 6: Final answer
    x = 361,765.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.