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Finding the Fourth Proportional to 463,936.44, 640,210.86 and 262,733.88

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Solution

The fourth proportional to 463,936.44, 640,210.86 and 262,733.88 is: 362,560.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,936.44 : 640,210.86 = 262,733.88 : x
  2. Step 2: Convert to fraction form
    463,936.44/640,210.86 = 262,733.88/x
  3. Step 3: Cross multiply
    463,936.44x = 640,210.86 × 262,733.88
  4. Step 4: Simplify right side
    463,936.44x = 168,205,083,265.94
  5. Step 5: Solve for x
    x = 168,205,083,265.94/463,936.44
  6. Step 6: Final answer
    x = 362,560.62

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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.