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Finding the Fourth Proportional to 624,245.97, 861,453.30 and 337,759.77

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Solution

The fourth proportional to 624,245.97, 861,453.30 and 337,759.77 is: 466,105.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,245.97 : 861,453.30 = 337,759.77 : x
  2. Step 2: Convert to fraction form
    624,245.97/861,453.30 = 337,759.77/x
  3. Step 3: Cross multiply
    624,245.97x = 861,453.30 × 337,759.77
  4. Step 4: Simplify right side
    624,245.97x = 290,964,268,473.74
  5. Step 5: Solve for x
    x = 290,964,268,473.74/624,245.97
  6. Step 6: Final answer
    x = 466,105.16

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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.