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Finding the Fourth Proportional to 1,966.79, 2,950.33 and 796.23

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Solution

The fourth proportional to 1,966.79, 2,950.33 and 796.23 is: 1,194.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966.79 : 2,950.33 = 796.23 : x
  2. Step 2: Convert to fraction form
    1,966.79/2,950.33 = 796.23/x
  3. Step 3: Cross multiply
    1,966.79x = 2,950.33 × 796.23
  4. Step 4: Simplify right side
    1,966.79x = 2,349,153.31
  5. Step 5: Solve for x
    x = 2,349,153.31/1,966.79
  6. Step 6: Final answer
    x = 1,194.41

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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.