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Finding the Fourth Proportional to 635,796.16, 953,694.64 and 162,481.92

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Solution

The fourth proportional to 635,796.16, 953,694.64 and 162,481.92 is: 243,722.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,796.16 : 953,694.64 = 162,481.92 : x
  2. Step 2: Convert to fraction form
    635,796.16/953,694.64 = 162,481.92/x
  3. Step 3: Cross multiply
    635,796.16x = 953,694.64 × 162,481.92
  4. Step 4: Simplify right side
    635,796.16x = 154,958,136,200.91
  5. Step 5: Solve for x
    x = 154,958,136,200.91/635,796.16
  6. Step 6: Final answer
    x = 243,722.98

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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.