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Finding the Fourth Proportional to 4,792.73, 6,614.10 and 2,639.34

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Solution

The fourth proportional to 4,792.73, 6,614.10 and 2,639.34 is: 3,642.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,792.73 : 6,614.10 = 2,639.34 : x
  2. Step 2: Convert to fraction form
    4,792.73/6,614.10 = 2,639.34/x
  3. Step 3: Cross multiply
    4,792.73x = 6,614.10 × 2,639.34
  4. Step 4: Simplify right side
    4,792.73x = 17,456,858.69
  5. Step 5: Solve for x
    x = 17,456,858.69/4,792.73
  6. Step 6: Final answer
    x = 3,642.37

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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.