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Finding the Fourth Proportional to 2,203,490, 3,305,787.96 and 627,554

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Solution

The fourth proportional to 2,203,490, 3,305,787.96 and 627,554 is: 941,488.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203,490 : 3,305,787.96 = 627,554 : x
  2. Step 2: Convert to fraction form
    2,203,490/3,305,787.96 = 627,554/x
  3. Step 3: Cross multiply
    2,203,490x = 3,305,787.96 × 627,554
  4. Step 4: Simplify right side
    2,203,490x = 2,074,560,457,449.84
  5. Step 5: Solve for x
    x = 2,074,560,457,449.84/2,203,490
  6. Step 6: Final answer
    x = 941,488.48

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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.