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Finding the Fourth Proportional to 503.10, 692.82 and 461.52

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Solution

The fourth proportional to 503.10, 692.82 and 461.52 is: 635.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    503.10 : 692.82 = 461.52 : x
  2. Step 2: Convert to fraction form
    503.10/692.82 = 461.52/x
  3. Step 3: Cross multiply
    503.10x = 692.82 × 461.52
  4. Step 4: Simplify right side
    503.10x = 319,750.29
  5. Step 5: Solve for x
    x = 319,750.29/503.10
  6. Step 6: Final answer
    x = 635.56

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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.