Home / 341,103.10-512,237.85-223,296.70

Finding the Fourth Proportional to 341,103.10, 512,237.85 and 223,296.70

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Solution

The fourth proportional to 341,103.10, 512,237.85 and 223,296.70 is: 335,326.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,103.10 : 512,237.85 = 223,296.70 : x
  2. Step 2: Convert to fraction form
    341,103.10/512,237.85 = 223,296.70/x
  3. Step 3: Cross multiply
    341,103.10x = 512,237.85 × 223,296.70
  4. Step 4: Simplify right side
    341,103.10x = 114,381,021,520.10
  5. Step 5: Solve for x
    x = 114,381,021,520.10/341,103.10
  6. Step 6: Final answer
    x = 335,326.83

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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.