Home / 295,584.20-443,376.30-206,937.80

Finding the Fourth Proportional to 295,584.20, 443,376.30 and 206,937.80

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Solution

The fourth proportional to 295,584.20, 443,376.30 and 206,937.80 is: 310,406.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,584.20 : 443,376.30 = 206,937.80 : x
  2. Step 2: Convert to fraction form
    295,584.20/443,376.30 = 206,937.80/x
  3. Step 3: Cross multiply
    295,584.20x = 443,376.30 × 206,937.80
  4. Step 4: Simplify right side
    295,584.20x = 91,751,316,094.14
  5. Step 5: Solve for x
    x = 91,751,316,094.14/295,584.20
  6. Step 6: Final answer
    x = 310,406.70

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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.