Home / 396,917.83-547,793.56-235,773.52

Finding the Fourth Proportional to 396,917.83, 547,793.56 and 235,773.52

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Solution

The fourth proportional to 396,917.83, 547,793.56 and 235,773.52 is: 325,395.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,917.83 : 547,793.56 = 235,773.52 : x
  2. Step 2: Convert to fraction form
    396,917.83/547,793.56 = 235,773.52/x
  3. Step 3: Cross multiply
    396,917.83x = 547,793.56 × 235,773.52
  4. Step 4: Simplify right side
    396,917.83x = 129,155,217,075.03
  5. Step 5: Solve for x
    x = 129,155,217,075.03/396,917.83
  6. Step 6: Final answer
    x = 325,395.35

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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.