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Finding the Fourth Proportional to 344,134.98, 474,890.85 and 191,183.90

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Solution

The fourth proportional to 344,134.98, 474,890.85 and 191,183.90 is: 263,825.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,134.98 : 474,890.85 = 191,183.90 : x
  2. Step 2: Convert to fraction form
    344,134.98/474,890.85 = 191,183.90/x
  3. Step 3: Cross multiply
    344,134.98x = 474,890.85 × 191,183.90
  4. Step 4: Simplify right side
    344,134.98x = 90,791,482,402.86
  5. Step 5: Solve for x
    x = 90,791,482,402.86/344,134.98
  6. Step 6: Final answer
    x = 263,825.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.