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Finding the Fourth Proportional to 4,673.28, 7,009.92 and 2,724.12

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Solution

The fourth proportional to 4,673.28, 7,009.92 and 2,724.12 is: 4,086.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,673.28 : 7,009.92 = 2,724.12 : x
  2. Step 2: Convert to fraction form
    4,673.28/7,009.92 = 2,724.12/x
  3. Step 3: Cross multiply
    4,673.28x = 7,009.92 × 2,724.12
  4. Step 4: Simplify right side
    4,673.28x = 19,095,863.27
  5. Step 5: Solve for x
    x = 19,095,863.27/4,673.28
  6. Step 6: Final answer
    x = 4,086.18

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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.