Home / 627,824.50-866,433.24-341,338.44

Finding the Fourth Proportional to 627,824.50, 866,433.24 and 341,338.44

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Solution

The fourth proportional to 627,824.50, 866,433.24 and 341,338.44 is: 471,066.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,824.50 : 866,433.24 = 341,338.44 : x
  2. Step 2: Convert to fraction form
    627,824.50/866,433.24 = 341,338.44/x
  3. Step 3: Cross multiply
    627,824.50x = 866,433.24 × 341,338.44
  4. Step 4: Simplify right side
    627,824.50x = 295,746,970,505.75
  5. Step 5: Solve for x
    x = 295,746,970,505.75/627,824.50
  6. Step 6: Final answer
    x = 471,066.31

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Double scale
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1.5x scale

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.