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Finding the Fourth Proportional to 1,812.27, 2,716.11 and 1,544.97

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Solution

The fourth proportional to 1,812.27, 2,716.11 and 1,544.97 is: 2,315.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812.27 : 2,716.11 = 1,544.97 : x
  2. Step 2: Convert to fraction form
    1,812.27/2,716.11 = 1,544.97/x
  3. Step 3: Cross multiply
    1,812.27x = 2,716.11 × 1,544.97
  4. Step 4: Simplify right side
    1,812.27x = 4,196,308.47
  5. Step 5: Solve for x
    x = 4,196,308.47/1,812.27
  6. Step 6: Final answer
    x = 2,315.50

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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.