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Finding the Fourth Proportional to 627,826.14, 866,408.60 and 341,345.54

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Solution

The fourth proportional to 627,826.14, 866,408.60 and 341,345.54 is: 471,061.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,826.14 : 866,408.60 = 341,345.54 : x
  2. Step 2: Convert to fraction form
    627,826.14/866,408.60 = 341,345.54/x
  3. Step 3: Cross multiply
    627,826.14x = 866,408.60 × 341,345.54
  4. Step 4: Simplify right side
    627,826.14x = 295,744,714,447.03
  5. Step 5: Solve for x
    x = 295,744,714,447.03/627,826.14
  6. Step 6: Final answer
    x = 471,061.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.