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Finding the Fourth Proportional to 584.72, 807 and 335.99

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Solution

The fourth proportional to 584.72, 807 and 335.99 is: 463.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.72 : 807 = 335.99 : x
  2. Step 2: Convert to fraction form
    584.72/807 = 335.99/x
  3. Step 3: Cross multiply
    584.72x = 807 × 335.99
  4. Step 4: Simplify right side
    584.72x = 271,143.93
  5. Step 5: Solve for x
    x = 271,143.93/584.72
  6. Step 6: Final answer
    x = 463.72

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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.