Home / 344,939.78-476,012.13-191,977.94

Finding the Fourth Proportional to 344,939.78, 476,012.13 and 191,977.94

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Solution

The fourth proportional to 344,939.78, 476,012.13 and 191,977.94 is: 264,926.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,939.78 : 476,012.13 = 191,977.94 : x
  2. Step 2: Convert to fraction form
    344,939.78/476,012.13 = 191,977.94/x
  3. Step 3: Cross multiply
    344,939.78x = 476,012.13 × 191,977.94
  4. Step 4: Simplify right side
    344,939.78x = 91,383,825,752.35
  5. Step 5: Solve for x
    x = 91,383,825,752.35/344,939.78
  6. Step 6: Final answer
    x = 264,926.90

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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.