Home / 306,369.50-459,074.03-193,811.94

Finding the Fourth Proportional to 306,369.50, 459,074.03 and 193,811.94

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Solution

The fourth proportional to 306,369.50, 459,074.03 and 193,811.94 is: 290,414.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,369.50 : 459,074.03 = 193,811.94 : x
  2. Step 2: Convert to fraction form
    306,369.50/459,074.03 = 193,811.94/x
  3. Step 3: Cross multiply
    306,369.50x = 459,074.03 × 193,811.94
  4. Step 4: Simplify right side
    306,369.50x = 88,974,027,388.86
  5. Step 5: Solve for x
    x = 88,974,027,388.86/306,369.50
  6. Step 6: Final answer
    x = 290,414.12

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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.