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Finding the Fourth Proportional to 363,857.04, 545,556.51 and 111,053.43

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Solution

The fourth proportional to 363,857.04, 545,556.51 and 111,053.43 is: 166,510.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,857.04 : 545,556.51 = 111,053.43 : x
  2. Step 2: Convert to fraction form
    363,857.04/545,556.51 = 111,053.43/x
  3. Step 3: Cross multiply
    363,857.04x = 545,556.51 × 111,053.43
  4. Step 4: Simplify right side
    363,857.04x = 60,585,921,694.33
  5. Step 5: Solve for x
    x = 60,585,921,694.33/363,857.04
  6. Step 6: Final answer
    x = 166,510.24

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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.