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Finding the Fourth Proportional to 366,833.80, 550,329.92 and 114,109.48

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Solution

The fourth proportional to 366,833.80, 550,329.92 and 114,109.48 is: 171,188.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,833.80 : 550,329.92 = 114,109.48 : x
  2. Step 2: Convert to fraction form
    366,833.80/550,329.92 = 114,109.48/x
  3. Step 3: Cross multiply
    366,833.80x = 550,329.92 × 114,109.48
  4. Step 4: Simplify right side
    366,833.80x = 62,797,860,999.64
  5. Step 5: Solve for x
    x = 62,797,860,999.64/366,833.80
  6. Step 6: Final answer
    x = 171,188.86

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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.