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Finding the Fourth Proportional to 264,663.83, 396,994.80 and 114,884.57

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Solution

The fourth proportional to 264,663.83, 396,994.80 and 114,884.57 is: 172,326.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,663.83 : 396,994.80 = 114,884.57 : x
  2. Step 2: Convert to fraction form
    264,663.83/396,994.80 = 114,884.57/x
  3. Step 3: Cross multiply
    264,663.83x = 396,994.80 × 114,884.57
  4. Step 4: Simplify right side
    264,663.83x = 45,608,576,890.24
  5. Step 5: Solve for x
    x = 45,608,576,890.24/264,663.83
  6. Step 6: Final answer
    x = 172,326.44

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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.