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Finding the Fourth Proportional to 580.84, 872.04 and 337.84

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Solution

The fourth proportional to 580.84, 872.04 and 337.84 is: 507.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    580.84 : 872.04 = 337.84 : x
  2. Step 2: Convert to fraction form
    580.84/872.04 = 337.84/x
  3. Step 3: Cross multiply
    580.84x = 872.04 × 337.84
  4. Step 4: Simplify right side
    580.84x = 294,609.99
  5. Step 5: Solve for x
    x = 294,609.99/580.84
  6. Step 6: Final answer
    x = 507.21

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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.