Home / 293,224.20-439,836.30-266,105.40

Finding the Fourth Proportional to 293,224.20, 439,836.30 and 266,105.40

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Solution

The fourth proportional to 293,224.20, 439,836.30 and 266,105.40 is: 399,158.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,224.20 : 439,836.30 = 266,105.40 : x
  2. Step 2: Convert to fraction form
    293,224.20/439,836.30 = 266,105.40/x
  3. Step 3: Cross multiply
    293,224.20x = 439,836.30 × 266,105.40
  4. Step 4: Simplify right side
    293,224.20x = 117,042,814,546.02
  5. Step 5: Solve for x
    x = 117,042,814,546.02/293,224.20
  6. Step 6: Final answer
    x = 399,158.10

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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.