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Finding the Fourth Proportional to 538,371.44, 806,522.24 and 300,994.24

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Solution

The fourth proportional to 538,371.44, 806,522.24 and 300,994.24 is: 450,912.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,371.44 : 806,522.24 = 300,994.24 : x
  2. Step 2: Convert to fraction form
    538,371.44/806,522.24 = 300,994.24/x
  3. Step 3: Cross multiply
    538,371.44x = 806,522.24 × 300,994.24
  4. Step 4: Simplify right side
    538,371.44x = 242,758,548,671.90
  5. Step 5: Solve for x
    x = 242,758,548,671.90/538,371.44
  6. Step 6: Final answer
    x = 450,912.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.