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Finding the Fourth Proportional to 363,730.74, 545,677.52 and 111,033.69

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Solution

The fourth proportional to 363,730.74, 545,677.52 and 111,033.69 is: 166,575.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,730.74 : 545,677.52 = 111,033.69 : x
  2. Step 2: Convert to fraction form
    363,730.74/545,677.52 = 111,033.69/x
  3. Step 3: Cross multiply
    363,730.74x = 545,677.52 × 111,033.69
  4. Step 4: Simplify right side
    363,730.74x = 60,588,588,040.48
  5. Step 5: Solve for x
    x = 60,588,588,040.48/363,730.74
  6. Step 6: Final answer
    x = 166,575.38

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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.