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Finding the Fourth Proportional to 363,385.08, 545,100.66 and 114,076.92

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Solution

The fourth proportional to 363,385.08, 545,100.66 and 114,076.92 is: 171,122.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,385.08 : 545,100.66 = 114,076.92 : x
  2. Step 2: Convert to fraction form
    363,385.08/545,100.66 = 114,076.92/x
  3. Step 3: Cross multiply
    363,385.08x = 545,100.66 × 114,076.92
  4. Step 4: Simplify right side
    363,385.08x = 62,183,404,382.77
  5. Step 5: Solve for x
    x = 62,183,404,382.77/363,385.08
  6. Step 6: Final answer
    x = 171,122.61

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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.