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Finding the Fourth Proportional to 220,175.44, 330,263.17 and 53,963.44

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Solution

The fourth proportional to 220,175.44, 330,263.17 and 53,963.44 is: 80,945.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,175.44 : 330,263.17 = 53,963.44 : x
  2. Step 2: Convert to fraction form
    220,175.44/330,263.17 = 53,963.44/x
  3. Step 3: Cross multiply
    220,175.44x = 330,263.17 × 53,963.44
  4. Step 4: Simplify right side
    220,175.44x = 17,822,135,797.94
  5. Step 5: Solve for x
    x = 17,822,135,797.94/220,175.44
  6. Step 6: Final answer
    x = 80,945.16

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1.5x scale

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.