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Finding the Fourth Proportional to 363,729.99, 545,676.39 and 111,032.94

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Solution

The fourth proportional to 363,729.99, 545,676.39 and 111,032.94 is: 166,574.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,729.99 : 545,676.39 = 111,032.94 : x
  2. Step 2: Convert to fraction form
    363,729.99/545,676.39 = 111,032.94/x
  3. Step 3: Cross multiply
    363,729.99x = 545,676.39 × 111,032.94
  4. Step 4: Simplify right side
    363,729.99x = 60,588,053,870.29
  5. Step 5: Solve for x
    x = 60,588,053,870.29/363,729.99
  6. Step 6: Final answer
    x = 166,574.26

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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.