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Finding the Fourth Proportional to 627,917.32, 866,530.41 and 341,435.35

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Solution

The fourth proportional to 627,917.32, 866,530.41 and 341,435.35 is: 471,183.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,917.32 : 866,530.41 = 341,435.35 : x
  2. Step 2: Convert to fraction form
    627,917.32/866,530.41 = 341,435.35/x
  3. Step 3: Cross multiply
    627,917.32x = 866,530.41 × 341,435.35
  4. Step 4: Simplify right side
    627,917.32x = 295,864,113,626.77
  5. Step 5: Solve for x
    x = 295,864,113,626.77/627,917.32
  6. Step 6: Final answer
    x = 471,183.24

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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.