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Finding the Fourth Proportional to 3,167.48, 4,752.26 and 1,523.81

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Solution

The fourth proportional to 3,167.48, 4,752.26 and 1,523.81 is: 2,286.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.48 : 4,752.26 = 1,523.81 : x
  2. Step 2: Convert to fraction form
    3,167.48/4,752.26 = 1,523.81/x
  3. Step 3: Cross multiply
    3,167.48x = 4,752.26 × 1,523.81
  4. Step 4: Simplify right side
    3,167.48x = 7,241,541.31
  5. Step 5: Solve for x
    x = 7,241,541.31/3,167.48
  6. Step 6: Final answer
    x = 2,286.22

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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.