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Finding the Fourth Proportional to 396,695.59, 547,673.54 and 241,705.33

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Solution

The fourth proportional to 396,695.59, 547,673.54 and 241,705.33 is: 333,695.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,695.59 : 547,673.54 = 241,705.33 : x
  2. Step 2: Convert to fraction form
    396,695.59/547,673.54 = 241,705.33/x
  3. Step 3: Cross multiply
    396,695.59x = 547,673.54 × 241,705.33
  4. Step 4: Simplify right side
    396,695.59x = 132,375,611,140.26
  5. Step 5: Solve for x
    x = 132,375,611,140.26/396,695.59
  6. Step 6: Final answer
    x = 333,695.70

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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.