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Finding the Fourth Proportional to 1,976.26, 2,964.54 and 589.49

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Solution

The fourth proportional to 1,976.26, 2,964.54 and 589.49 is: 884.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976.26 : 2,964.54 = 589.49 : x
  2. Step 2: Convert to fraction form
    1,976.26/2,964.54 = 589.49/x
  3. Step 3: Cross multiply
    1,976.26x = 2,964.54 × 589.49
  4. Step 4: Simplify right side
    1,976.26x = 1,747,565.19
  5. Step 5: Solve for x
    x = 1,747,565.19/1,976.26
  6. Step 6: Final answer
    x = 884.28

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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.