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Finding the Fourth Proportional to 383,231.76, 574,597.32 and 183,545.76

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Solution

The fourth proportional to 383,231.76, 574,597.32 and 183,545.76 is: 275,198.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,231.76 : 574,597.32 = 183,545.76 : x
  2. Step 2: Convert to fraction form
    383,231.76/574,597.32 = 183,545.76/x
  3. Step 3: Cross multiply
    383,231.76x = 574,597.32 × 183,545.76
  4. Step 4: Simplify right side
    383,231.76x = 105,464,901,793.36
  5. Step 5: Solve for x
    x = 105,464,901,793.36/383,231.76
  6. Step 6: Final answer
    x = 275,198.75

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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.