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Finding the Fourth Proportional to 558.84, 771.10 and 337.73

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Solution

The fourth proportional to 558.84, 771.10 and 337.73 is: 466.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    558.84 : 771.10 = 337.73 : x
  2. Step 2: Convert to fraction form
    558.84/771.10 = 337.73/x
  3. Step 3: Cross multiply
    558.84x = 771.10 × 337.73
  4. Step 4: Simplify right side
    558.84x = 260,423.60
  5. Step 5: Solve for x
    x = 260,423.60/558.84
  6. Step 6: Final answer
    x = 466.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.