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Finding the Fourth Proportional to 2,783,701, 4,175,551.50 and 682,453

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Solution

The fourth proportional to 2,783,701, 4,175,551.50 and 682,453 is: 1,023,679.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,701 : 4,175,551.50 = 682,453 : x
  2. Step 2: Convert to fraction form
    2,783,701/4,175,551.50 = 682,453/x
  3. Step 3: Cross multiply
    2,783,701x = 4,175,551.50 × 682,453
  4. Step 4: Simplify right side
    2,783,701x = 2,849,617,647,829.50
  5. Step 5: Solve for x
    x = 2,849,617,647,829.50/2,783,701
  6. Step 6: Final answer
    x = 1,023,679.50

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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.