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Finding the Fourth Proportional to 501.75, 692.37 and 335.88

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Solution

The fourth proportional to 501.75, 692.37 and 335.88 is: 463.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    501.75 : 692.37 = 335.88 : x
  2. Step 2: Convert to fraction form
    501.75/692.37 = 335.88/x
  3. Step 3: Cross multiply
    501.75x = 692.37 × 335.88
  4. Step 4: Simplify right side
    501.75x = 232,553.24
  5. Step 5: Solve for x
    x = 232,553.24/501.75
  6. Step 6: Final answer
    x = 463.48

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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.