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Finding the Fourth Proportional to 474.53, 711.90 and 182.01

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Solution

The fourth proportional to 474.53, 711.90 and 182.01 is: 273.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    474.53 : 711.90 = 182.01 : x
  2. Step 2: Convert to fraction form
    474.53/711.90 = 182.01/x
  3. Step 3: Cross multiply
    474.53x = 711.90 × 182.01
  4. Step 4: Simplify right side
    474.53x = 129,572.92
  5. Step 5: Solve for x
    x = 129,572.92/474.53
  6. Step 6: Final answer
    x = 273.06

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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.