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Finding the Fourth Proportional to 383,261.56, 574,894.46 and 98,932.69

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Solution

The fourth proportional to 383,261.56, 574,894.46 and 98,932.69 is: 148,399.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,261.56 : 574,894.46 = 98,932.69 : x
  2. Step 2: Convert to fraction form
    383,261.56/574,894.46 = 98,932.69/x
  3. Step 3: Cross multiply
    383,261.56x = 574,894.46 × 98,932.69
  4. Step 4: Simplify right side
    383,261.56x = 56,875,856,359.85
  5. Step 5: Solve for x
    x = 56,875,856,359.85/383,261.56
  6. Step 6: Final answer
    x = 148,399.59

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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.