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Finding the Fourth Proportional to 497.88, 746.34 and 335.60

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Solution

The fourth proportional to 497.88, 746.34 and 335.60 is: 503.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    497.88 : 746.34 = 335.60 : x
  2. Step 2: Convert to fraction form
    497.88/746.34 = 335.60/x
  3. Step 3: Cross multiply
    497.88x = 746.34 × 335.60
  4. Step 4: Simplify right side
    497.88x = 250,471.70
  5. Step 5: Solve for x
    x = 250,471.70/497.88
  6. Step 6: Final answer
    x = 503.08

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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.