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Finding the Fourth Proportional to 1,632.54, 2,448 and 536.71

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Solution

The fourth proportional to 1,632.54, 2,448 and 536.71 is: 804.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632.54 : 2,448 = 536.71 : x
  2. Step 2: Convert to fraction form
    1,632.54/2,448 = 536.71/x
  3. Step 3: Cross multiply
    1,632.54x = 2,448 × 536.71
  4. Step 4: Simplify right side
    1,632.54x = 1,313,866.08
  5. Step 5: Solve for x
    x = 1,313,866.08/1,632.54
  6. Step 6: Final answer
    x = 804.80

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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.