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Finding the Fourth Proportional to 322,050.06, 482,779.44 and 111,540.78

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Solution

The fourth proportional to 322,050.06, 482,779.44 and 111,540.78 is: 167,208.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,050.06 : 482,779.44 = 111,540.78 : x
  2. Step 2: Convert to fraction form
    322,050.06/482,779.44 = 111,540.78/x
  3. Step 3: Cross multiply
    322,050.06x = 482,779.44 × 111,540.78
  4. Step 4: Simplify right side
    322,050.06x = 53,849,595,305.56
  5. Step 5: Solve for x
    x = 53,849,595,305.56/322,050.06
  6. Step 6: Final answer
    x = 167,208.77

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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.