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Finding the Fourth Proportional to 474.84, 711.58 and 182.04

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Solution

The fourth proportional to 474.84, 711.58 and 182.04 is: 272.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    474.84 : 711.58 = 182.04 : x
  2. Step 2: Convert to fraction form
    474.84/711.58 = 182.04/x
  3. Step 3: Cross multiply
    474.84x = 711.58 × 182.04
  4. Step 4: Simplify right side
    474.84x = 129,536.02
  5. Step 5: Solve for x
    x = 129,536.02/474.84
  6. Step 6: Final answer
    x = 272.80

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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.