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Finding the Fourth Proportional to 370,793.10, 557,356.05 and 363,794.70

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Solution

The fourth proportional to 370,793.10, 557,356.05 and 363,794.70 is: 546,836.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,793.10 : 557,356.05 = 363,794.70 : x
  2. Step 2: Convert to fraction form
    370,793.10/557,356.05 = 363,794.70/x
  3. Step 3: Cross multiply
    370,793.10x = 557,356.05 × 363,794.70
  4. Step 4: Simplify right side
    370,793.10x = 202,763,177,002.94
  5. Step 5: Solve for x
    x = 202,763,177,002.94/370,793.10
  6. Step 6: Final answer
    x = 546,836.44

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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.