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Finding the Fourth Proportional to 501.95, 692.97 and 336.44

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Solution

The fourth proportional to 501.95, 692.97 and 336.44 is: 464.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    501.95 : 692.97 = 336.44 : x
  2. Step 2: Convert to fraction form
    501.95/692.97 = 336.44/x
  3. Step 3: Cross multiply
    501.95x = 692.97 × 336.44
  4. Step 4: Simplify right side
    501.95x = 233,143.30
  5. Step 5: Solve for x
    x = 233,143.30/501.95
  6. Step 6: Final answer
    x = 464.47

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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.