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Finding the Fourth Proportional to 633,896.76, 950,845.13 and 384,053.88

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Solution

The fourth proportional to 633,896.76, 950,845.13 and 384,053.88 is: 576,080.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,896.76 : 950,845.13 = 384,053.88 : x
  2. Step 2: Convert to fraction form
    633,896.76/950,845.13 = 384,053.88/x
  3. Step 3: Cross multiply
    633,896.76x = 950,845.13 × 384,053.88
  4. Step 4: Simplify right side
    633,896.76x = 365,175,761,455.60
  5. Step 5: Solve for x
    x = 365,175,761,455.60/633,896.76
  6. Step 6: Final answer
    x = 576,080.81

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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.