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Finding the Fourth Proportional to 5,664.76, 7,816.49 and 3,274.27

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Solution

The fourth proportional to 5,664.76, 7,816.49 and 3,274.27 is: 4,517.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,664.76 : 7,816.49 = 3,274.27 : x
  2. Step 2: Convert to fraction form
    5,664.76/7,816.49 = 3,274.27/x
  3. Step 3: Cross multiply
    5,664.76x = 7,816.49 × 3,274.27
  4. Step 4: Simplify right side
    5,664.76x = 25,593,259.63
  5. Step 5: Solve for x
    x = 25,593,259.63/5,664.76
  6. Step 6: Final answer
    x = 4,517.98

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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.