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Finding the Fourth Proportional to 264,779.04, 396,945.48 and 114,906.48

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Solution

The fourth proportional to 264,779.04, 396,945.48 and 114,906.48 is: 172,262.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,779.04 : 396,945.48 = 114,906.48 : x
  2. Step 2: Convert to fraction form
    264,779.04/396,945.48 = 114,906.48/x
  3. Step 3: Cross multiply
    264,779.04x = 396,945.48 × 114,906.48
  4. Step 4: Simplify right side
    264,779.04x = 45,611,607,858.71
  5. Step 5: Solve for x
    x = 45,611,607,858.71/264,779.04
  6. Step 6: Final answer
    x = 172,262.91

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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.