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Finding the Fourth Proportional to 627,555.96, 866,022 and 341,077.74

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Solution

The fourth proportional to 627,555.96, 866,022 and 341,077.74 is: 470,684.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,555.96 : 866,022 = 341,077.74 : x
  2. Step 2: Convert to fraction form
    627,555.96/866,022 = 341,077.74/x
  3. Step 3: Cross multiply
    627,555.96x = 866,022 × 341,077.74
  4. Step 4: Simplify right side
    627,555.96x = 295,380,826,550.28
  5. Step 5: Solve for x
    x = 295,380,826,550.28/627,555.96
  6. Step 6: Final answer
    x = 470,684.44

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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.