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Finding the Fourth Proportional to 627,546.95, 866,014.89 and 341,067.03

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Solution

The fourth proportional to 627,546.95, 866,014.89 and 341,067.03 is: 470,672.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,546.95 : 866,014.89 = 341,067.03 : x
  2. Step 2: Convert to fraction form
    627,546.95/866,014.89 = 341,067.03/x
  3. Step 3: Cross multiply
    627,546.95x = 866,014.89 × 341,067.03
  4. Step 4: Simplify right side
    627,546.95x = 295,369,126,468.08
  5. Step 5: Solve for x
    x = 295,369,126,468.08/627,546.95
  6. Step 6: Final answer
    x = 470,672.56

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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.