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Finding the Fourth Proportional to 362,779.62, 544,181.72 and 96,540.39

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Solution

The fourth proportional to 362,779.62, 544,181.72 and 96,540.39 is: 144,813.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,779.62 : 544,181.72 = 96,540.39 : x
  2. Step 2: Convert to fraction form
    362,779.62/544,181.72 = 96,540.39/x
  3. Step 3: Cross multiply
    362,779.62x = 544,181.72 × 96,540.39
  4. Step 4: Simplify right side
    362,779.62x = 52,535,514,996.97
  5. Step 5: Solve for x
    x = 52,535,514,996.97/362,779.62
  6. Step 6: Final answer
    x = 144,813.85

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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.