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Finding the Fourth Proportional to 6,343, 9,514.53 and 1,726

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Solution

The fourth proportional to 6,343, 9,514.53 and 1,726 is: 2,589.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343 : 9,514.53 = 1,726 : x
  2. Step 2: Convert to fraction form
    6,343/9,514.53 = 1,726/x
  3. Step 3: Cross multiply
    6,343x = 9,514.53 × 1,726
  4. Step 4: Simplify right side
    6,343x = 16,422,078.78
  5. Step 5: Solve for x
    x = 16,422,078.78/6,343
  6. Step 6: Final answer
    x = 2,589.01

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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.