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Finding the Fourth Proportional to 2,241.97, 3,362.99 and 855.94

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Solution

The fourth proportional to 2,241.97, 3,362.99 and 855.94 is: 1,283.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,241.97 : 3,362.99 = 855.94 : x
  2. Step 2: Convert to fraction form
    2,241.97/3,362.99 = 855.94/x
  3. Step 3: Cross multiply
    2,241.97x = 3,362.99 × 855.94
  4. Step 4: Simplify right side
    2,241.97x = 2,878,513.38
  5. Step 5: Solve for x
    x = 2,878,513.38/2,241.97
  6. Step 6: Final answer
    x = 1,283.92

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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.