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Finding the Fourth Proportional to 333,249.76, 459,861.84 and 190,015.84

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Solution

The fourth proportional to 333,249.76, 459,861.84 and 190,015.84 is: 262,208.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,249.76 : 459,861.84 = 190,015.84 : x
  2. Step 2: Convert to fraction form
    333,249.76/459,861.84 = 190,015.84/x
  3. Step 3: Cross multiply
    333,249.76x = 459,861.84 × 190,015.84
  4. Step 4: Simplify right side
    333,249.76x = 87,381,033,811.55
  5. Step 5: Solve for x
    x = 87,381,033,811.55/333,249.76
  6. Step 6: Final answer
    x = 262,208.84

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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.