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Finding the Fourth Proportional to 1,016.01, 1,523.97 and 366.30

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Solution

The fourth proportional to 1,016.01, 1,523.97 and 366.30 is: 549.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016.01 : 1,523.97 = 366.30 : x
  2. Step 2: Convert to fraction form
    1,016.01/1,523.97 = 366.30/x
  3. Step 3: Cross multiply
    1,016.01x = 1,523.97 × 366.30
  4. Step 4: Simplify right side
    1,016.01x = 558,230.21
  5. Step 5: Solve for x
    x = 558,230.21/1,016.01
  6. Step 6: Final answer
    x = 549.43

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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.