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Finding the Fourth Proportional to 1,326.54, 1,992.24 and 1,004.16

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Solution

The fourth proportional to 1,326.54, 1,992.24 and 1,004.16 is: 1,508.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326.54 : 1,992.24 = 1,004.16 : x
  2. Step 2: Convert to fraction form
    1,326.54/1,992.24 = 1,004.16/x
  3. Step 3: Cross multiply
    1,326.54x = 1,992.24 × 1,004.16
  4. Step 4: Simplify right side
    1,326.54x = 2,000,527.72
  5. Step 5: Solve for x
    x = 2,000,527.72/1,326.54
  6. Step 6: Final answer
    x = 1,508.08

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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.